AAS determination of trace elements in lakewater and sedimentsLepane, Viia; Viitak, AnuISM'92 : 12-th International Symposium on Microchemical Techniques, Cordoba, Spain, 6-11 Sept. 1992 : abstracts1992

Ametkondade äri Virumaa elanike arvelKallaste, T.; Hödrejärv, Helvi; Viitak, AnuLeninlik Lipp : EKP Kohtla-Järve Linnakomitee ja Rajoonikomitee, Kohtla-Järve Linna RSN ja Rajooni RSN häälekandja1988 / lk. [?] https://www.ester.ee/record=b1230683*est

Ametkondade äri Virumaa elanike arvelKallaste, T.; Hödrejärv, Helvi; Viitak, AnuNoorte Hääl : ELKNÜ Keskkomitee häälekandja1988 / lk. [?] https://www.ester.ee/record=b1320792*est

Analysis of trace elements in sewage sludgesViisimaa, Ludmilla; Lepane, Viia; Viitak, Anu; Viisimaa, MattiISM '92 : 12-th International Symposium on Microchemical Techniques, Cordoba, Spain, 6-11 Sept. 19921992

Analytical monitoring of bivalent heavy metals in the biosphere of the area of phosphate fertilizer industryHödrejärv, Helvi; Viitak, Anu; Varandi, Merje; Lepane, ViiaEuropean Conference on Analytical Chemistry : Euroanalysis VII, Vienna, Austria, August 26-31, 1990 : book of abstracts. Vol. 11990

Application of the ion chromatography for the speciation of the sample components in atom absorption spectroscopyKaljurand, Mihkel; Viitak, Anu; Treumann, Maili; Jakovleva, Irina; Hödrejärv, Helvi23rd Estonian Chemistry Days : abstracts of scientific conference1997 / p. 46

Application of the ion chromatography for the speciation of the sample components in atom absorption spectroscopyKaljurand, Mihkel; Viitak, Anu; Treumann, Maili; Hödrejärv, HelviChimia1998 / 7/8, p. 343

Arseeni ja seleeni määramine juustes AAS - leegita meetodil = Electrothermal AAS for the determination of arsenic and selenium in hairViitak, Anu; Treumann, MailiXVII Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 17th Estonian Chemistry Days : abstracts of scientific conference1996 / lk. 227-228 https://www.ester.ee/record=b1070511*est

Assessment of potential hazards during the process of house building in EstoniaBogovski, Sergei; Lang, Iina; Rjazanov, Vladislav; Muzõka, Vladimir; Tuulik, Viiu; Viitak, AnuInternational journal of environmental health research2007 / 2, p. 105-112

Bioelemendid keskkonnatervise riskiteguritena Eestis : [ettekande teesid]Silla, Raiot; Viitak, Anu; Teoste, M.; Ostrat, A.Üle-eestiline teaduskonverents "Tervise edendamine Eestis", 17.-18. aprill 1997. a. : konverentsi ettekannete teesid1997 / lk. 54

Biometallide sisaldus Eesti linnaelanike vereseerumisViitak, Anu; Muzõka, Vladimir; Bogovski, SergeiEesti Arst2004 / 9, lk. 631

Breast milk and serum selenium content in Finland, Estonia, St. Petersburg and KarelianKantola, M.; Mand, E.; Viitak, Anu; Tooming, M.; Juravskaja, J.; Vartiainen, T.; Purkunen, R.; Saarikoski, S.; Pasanen, M.International Conference on Quality and Safety Aspects of Food & Nutrition in Europe '95 : QSFNE, August 22-25, 1995, Helsinki, Finland : programme and book of abstracts1995 / l. P Q B07

Breast milk and serum selenium levels in Finland, Estonia, St. Petersburg and KarelianKantola, M.; Vartiainen, T.; Mand, E.; Viitak, Anu; Tooming, M.; Juravskaja, J.; Purkunen, R.; Saarikoski, S.; Pasanen, M.Journal of trace elements in experimental medicine1995 / 2, p. 87

Ca ja Mg sisaldused üliõpilaste vereseerumis sõltuvalt toitumisharjumistestViitak, Anu; Lahne, Riina; Vaarmann, Aini; Treumann, Maili; Friedenthal, Margus; Hödrejärv, Helvi; Lipre, EndlaXXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 26th Estonian Chemistry Days : abstracts of scientific conference2000 / lk. 160

Can selenium levels act as a marker of colorectal cancer risk?Lener, Marcin R.; Kulp, Maria; Viitak, AnuBMC cancer2013 / p. 1-6 : ill

Chemical analysis of temporal changes in the structure and quantity of organic biomolecules of lake sedimentsLepane, Viia; Makarõtševa, Natalja; Viitak, Anu; Alliksaar, TiiuInternational Humic Substances Society 11th Nordic-Baltic Symposium. Functioning of NOM in the Environment : Joensuu, Finland, June 10-13 : abstracts2007 / p. 42

Chemical speciation analysis of micrometals in soilsHödrejärv, Helvi; Viitak, Anu; Vaarmann, AiniProceedings of the Estonian Academy of Sciences. Chemistry1995 / 2/3, p. 171-178: ill

Co, Ni, Cu and Zn concentration in hair of childern of EstoniaViitak, AnuExtended abstracts of the Symposium "Environmental Analyse"1995 / p. 185-190: ill

Comparative determination of microelements in Baltic seawater and brown algae samples by atomic absorption spectrometric and inductively coupled plasma methodsTruus, Kalle; Viitak, Anu; Vaher, Merike; Muinasmaa, Urmas; Paasrand, Keddy; Tuvikene, Rando; Levandi, TuuliProceedings of the Estonian Academy of Sciences. Chemistry2007 / 3, p. 122-133 : ill

Comparison of eluents for lead and cadmium fractionation in waters by non-suppressed ion chromatography with UV and GFAAS detectionLepane, Viia; Viitak, Anu; Treumann, Maili; Kaljurand, MihkelBalaton Symposium'99 on High-Performance Separation Methods : September 1-3, 1999, Siofok, Hungary : book of abstracts1999 / p. P-152

Complex investigation of composition of the brown alga Fucus vesiculosus (The Baltic Sea) by different instrumental methodsVaher, Merike; Truus, Kalle; Koel, Mihkel; Pehk, Tõnis; Taure, Imants; Viitak, AnuIMA'03 : 3rd International Conference : Instrumental Methods of Analysis Modern Trends and Applications : 23-27 September 2003, Thessaloniki, Greece : conference proceedings2003 / p. 238-240 : ill

Comprehensive investigation of St.John's Worth (Hypernicum perforatum) : polyphenolic compounds, essential oils and metalsHelmja, Kati; Vaher, Merike; Orav, Anne; Viitak, Anu; Püssa, Tõnu; Kaljurand, Mihkel14th International Symposium on Separation Science : Primosten, Croatia, 30 Sept. - 3 Oct. 20082008 / p. 59

A computerized flow injection analysis manifold for interference determination in flame atomic absorption spectrometryLahne, Riina; Viitak, Anu; Hödrejärv, Helvi; Treumann, Maili; Friedenthal, Margus; Kaljurand, MihkelProceedings of the Estonian Academy of Sciences. Chemistry2002 / p. 29-37 : ill

Concentration of microelements in the biomedia between the mother and the newbornViitak, Anu; Hödrejärv, Helvi; Treumann, MailiProceedings of the Estonian Academy of Sciences. Chemistry1995 / 2/3, p. 212-217: ill

Determination of metallic and non-metallic elements in coastal seawater and in algal biomass by atomic absorption spectrometry using colloidal palladium modifierViitak, Anu; Volynsky, Anatoly B.; Truus, Kalle; Vaher, Merike; Levandi, Tuuli4th International Conference, Instrumental Methods of Analysis Modern Trends and Applications2005 / p. 371

Determination of selenium in body fluids of man by atomic absorption spectrometryViitak, Anu; Hödrejärv, HelviTallinna Tehnikaülikooli Toimetised1994 / lk. 58-67: ill

Determination of silver in standard reference materials by cloud point extraction following atomic absorption spectrometryKilinc, Ersin; Lepane, Viia; Viitak, Anu; Gumgum, B.Euroanalysis XIV : Antwerp (Belgium), 9-14 September 2007 : book of abstracts2007 / p. 224

Distribution of heavy metals in man and the environment in EstoniaHödrejärv, Helvi; Viitak, Anu; Ott, RomanKemia-kemi1990 / 10B, p. 995

Eesti rannikumere pruunvetikad indikaatorina Läänemere toksiliste elementide reostuse hindamiselLevandi, Tuuli; Viitak, Anu; Truus, Kalle; Paasrand, Keddy; Tuvikene, Rando; Vaher, MerikeXXIX Eesti keemiapäevad : teaduskonverentsi ettekannete teesid = 29th Estonian Chemistry Days : abstracts of scientific conference2005 / lk. 56-57

Eesti teadlased lähevad eurooplaste toidu kallale : [Anu Viitaki kommentaariga ja keemiainstituudi tööst toiduainete koostise uurimisel]Narusk, Agne; Viitak, AnuHEI = Hea Eesti Idee2009 / apr., lk. 30-32 : ill

Eestlastel on liiga madal seleenitaseViitak, AnuÄripäev2018 / Terviseuudised, lk. 3

Effect of selenium treatment on mineral nutrition, bulb size, and antioxidant properties of garlic (Allium sativum L.)Põldma, Priit; Tõnutare, Tõnu; Viitak, Anu; Luik, Anne; Moor, UlviJournal of agricultural and food chemistry2011 / p. 5498-5503 : ill

Effects of drying on the gel strength and cation mobility of furcellaranFriedenthal, Margus; Eha, Kairit; Viitak, Anu; Lukas, Ave; Siimer, EnnInnovative food science & emerging technologies2001 / 1, p. 275-279 : ill https://doi.org/10.1016/S1466-8564(00)00027-8

Ekspressmeetod interferentide mõju uurimiseks AAS-isLahne, Riina; Kaljurand, Mihkel; Viitak, AnuXXV Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 25th Estonian Chemistry Days : abstracts of scientific conference1999 / lk. 67

Electrothermal AAS for the determination of arsenic and selenium in hairViitak, Anu; Treumann, MailiProceedings of the Estonian Academy of Sciences. Chemistry1996 / 3/4, p. 91-96

Fine-scale pattern of the decomposition, compaction and accumulation of organic matter in Sphagnum hummocks (Nigula bog, SW Estonia)Blinova, Irina; Ilomets, M.; Lukjanova, A.; Treumann, Maili; Viitak, AnuProc. 12th International Peat Congress : Tampere, Finland, 6-11 June, 20042004 / p. 972-976

Heavy and biometals in EstoniaViitak, Anu; Hödrejärv, Helvi; Silla, Raiot; Reintam, LoitChemical data of plant, animal and human tissues as a basis of geomedical investigations1996 / p. 115-124

Heavy metals in man in the area of cement factoryViitak, Anu; Hödrejärv, Helvi; Varandi, Merje; Lepane, Viia; Saare, L.International Symposium on Trace Elements in Health and Disease, Espoo, Finland, 5-8 June 1990 : abstracts1990 / p. 96

Heavy metals in snow and some indicator plants in EstoniaPunning, Jaan-Mati; Zobel, Martin; Lillemets, S.; Trass, H.; Roosma, A.; Minayeva, O.; Saare, L.; Viitak, Anu; Hödrejärv, HelviProceedings of the Estonian Academy of Sciences. Ecology1991 / 1/2, p. 65-71

Human biomonitoring in the oil shale industry area in Estonia—overview of earlier programmes and future perspectivesOrru, Hans; Viitak, Anu; Herodes, Koit; Veber, Triin; Lukk, MärtenFrontiers in public health2020 / art. 582114, 8 p. : ill https://doi.org/10.3389/fpubh.2020.582114 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Identification of bioactive compounds in leaves and stems of Aegopodium podagraria by various analytical technicsOrav, Anne; Viitak, Anu; Helmja, Kati; Vaher, MerikeNoSSS2009 : 5th Conference on Separation and Related Techniques by Nordic Separation Science Society : 26-29 August, 2009, Tallinn University of Technology, Estonia : abstract book and program2009 / p. 144

Identification of bioactive compounds in the leaves and stems of Aegopodium podagraria by various analytical techniquesOrav, Anne; Viitak, Anu; Vaher, MerikeProcedia chemistry2010 / p. 152-160 : ill

Interaction of metal cations with different humic substances from sea and lake sedimentsÜbner, Monika; Treumann, Maili; Viitak, Anu; Lopp, MargusProceedings of the Estonian Academy of Sciences. Chemistry2005 / 1, p. 24-34 : ill

Investigation of the stability of glutathione-metal complexes and related tetrapeptides-metal complexes using capillary electrophoresis, ETAAS and ICP-MSVaher, Merike; Viitak, Anu; Makarõtševa, Natalja; Muinasmaa, Urmas; Kaljurand, Mihkel16th International Symposium on Capillary Electroseparation Techniques : Catania, Italy, August 31-September 4, 2008 : book of abstracts2008 / p. 80

Ioonkromatograafia kasutamine proovi spetsifitseerimiseks aatomabsorptsioonspektroskoopiasKaljurand, Mihkel; Viitak, Anu; Treumann, Maili; Jakovleva, Irina; Hödrejärv, HelviXXIII Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid1997 / lk. 41

Keemiline defitsiit : [mineraalelementide ja vitamiinide vaegusest lastel]Silla, Raiot; Viitak, AnuTervisekaitse 19951996 / lk. 86-91 : ill https://www.ester.ee/record=b1226408*est

Kui saastunud on õhk Virumaal ja millised on tagajärjed? Ka seostest energeetikagaHödrejärv, Helvi; Kallaste, T.; Viitak, AnuRahva Hääl1988 / lk. [?] https://www.ester.ee/record=b1072826*est

Kvaliteeditagamine analüütilises keemiasLeito, Ivo; Viitak, Anu2007 https://www.ester.ee/record=b2238181*est

Mikroelementide biomonitooring lastelSilla, Raiot; Viitak, Anu; Teoste, MaimuEesti Arst1997 / 2, lk. 117-120

Mikroelementide sisaldus ema ja vastsündinud lapse vahelises biokeskkonnasViitak, Anu; Hödrejärv, Helvi; Treumann, MailiXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 16th Estonian chemistry days : abstracts of scientific conference1995 / lk. 154-157

Mineraalelementide sisaldus vere seerumis Eesti elanikkonnal sõltuvalt nende toitumisharjumusestViitak, Anu; Friedenthal, Margus; Tuulik, Viiu; Vaarmann, Aini; Treumann, Maili; Fuchs, K.; Lipre, Endla; Saarik, S.; Hödrejärv, HelviXXVII Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 27th Estonian Chemistry Days : abstracts of scientific conference2001 / lk. 161

Modificated methods for the determination of Ca in the milk and blood serum in the study of Ca metabolism in manViitak, Anu; Lahne, Riina; Hödrejärv, Helvi; Kaljurand, Mihkel; Friedenthal, Margus; Tuulik, ViiuEUROANALYSIS XI : European Conference on Analytical Chemistry : Lissabon, Portugal, September 3-8, 2000 : book of abstracts2001 / p. 256

Monitoring of trace elements in EstoniaSilla, Raiot; Viitak, Anu; Teoste, M.International Symposium on Environmental Epidemiology in Central and Eastern Europe : Critical Issues for Improving Health : Smolenice, Slovak Republic, Sept. 24-27, 1997 : abstracts1997 / p. 38

Multimethod analysis of organic constituents and selected metals in lake sediments and interstitial waterLepane, Viia; Makarõtševa, Natalja; Viitak, Anu; Alliksaar, Tiiu; Havel, J.Euroanalysis XIV : Antwerp (Belgium), 9-14 September 2007 : book of abstracts2007 / p. 112

Off-line determination of trace silver in water samples and standard reference materials by cloud point extraction-atomic absorption spectrometryKilinc, Ersin; Lepane, Viia; Viitak, Anu; Gumgum, BahattinProceedings of the Estonian Academy of Sciences2009 / 3, p. 190-196

Partition of trace metals between inorganic and organic matter fractions in sediment record from Lake PeipsiLepane, Viia; Morriset, Malvina; Viitak, Anu; Laane, Maile; Alliksaar, Tiiu12th Nordic-Baltic IHSS Symposium on Natural Organic Matter in Environment and Technology : Tallinn, Estonia, June 14-17, 2009 : program and abstracts2009 / p. 73

Partitioning of metals between operational fractions in the sediment record from Lake PeipsiLepane, Viia; Morriset, Malvina; Viitak, Anu; Laane, Maile; Alliksaar, TiiuChemistry and ecology2010 / Suppl., p. 35-48 : ill https://doi.org/10.1080/02757540.2010.501031

Pb ja Cd sisaldus Eesti NSV tööstuspiirkondade elanike veres ja juustesViitak, Anu; Kahn, Hubert; Vilkis, A.; Hödrejärv, HelviKaasaegse ökoloogia probleemid : ökoloogia ja ühiskond : vabariikliku IV ökoloogiakonverentsi teesid : Tartu, 23.-25. märts 1988. aastal = Проблемы современной экологии : экология и общество : тезисы республиканской IV экологической конференции, Тарту, 23 по 25 марта 1988 г. = Problems of contemporary ecology : ecology and society : abstracts of the republican IV conference in ecology : March, 23-25, 1988, Tartu1988 / lk. 163-166 : tab https://www.ester.ee/record=b1221568*est

Pikaajaliste kutseekspressioonide toksiline toime ainevahetuseleMuzõka, Vladimir; Bogovski, Sergei; Pille, Viive; Viitak, Anu; Veidebaum, ToomasEesti Arst2004 / 9, lk. 620

Pinnases leiduvate mikrometallide keemiline ühendiliigitus-(speciation) analüüsHödrejärv, Helvi; Viitak, Anu; Vaarmann, AiniXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 16th Estonian chemistry days : abstracts of scientific conference1995 / lk. 24-26

Plii ja kaadmium Eesti elukeskkonnas ja laste tervisSilla, Raiot; Teoste, M.; Ostrat, A.; Viitak, AnuTervisekaitse 1994 = Health protection 19941995 / lk. 95-100

Poliitika ja majandus arenevad puhtas keskkonnas pareminiHödrejärv, Helvi; Viitak, AnuKaubaleht1992 / mai

Properties of humic substances from the Baltic Sea and Lake Ermistu mudÜbner, Monika; Treumann, Maili; Viitak, Anu; Lopp, MargusJournal of soils and sediments2004 / 1, p. 24-29

Raskemetallide foon ja bioakumulatsioon Põhja-EestisHödrejärv, Helvi; Viitak, Anu; Lepane, Viia; Vaarmann, Aini; Treumann, MailiKaasaegse ökoloogia probleemid. Alalhoidlik areng ja looduskeskne elulaad : Eesti VI ökoloogiakonverentsi lühiartiklid, Tartu, 24.-26. aprill 19941994 / lk. 120-124: ill

Raskmetallide sisaldusest Eesti NSV elanikelViitak, Anu; Hödrejärv, Helvi; Tuulik, ViiuKaasaegse ökoloogia probleemid : rakendusökoloogilisi küsimusi Eestis : vabariikliku 3. ökoloogiakonverentsi teesid, Tartu, 11.-13. aprill 1985 = Problems of contemporary ecology1985 / lk. 28-30 https://www.ester.ee/record=b1221996*est

Sedimentary record of heavy metals in Lake Rõuge Liinjärv, southern EstoniaLepane, Viia; Varvas, Mart; Viitak, Anu; Alliksaar, Tiiu; Heinsalu, AtkoEstonian journal of earth sciences2007 / 4, p. 221-232 : ill

Segajate mõju uurimine Se sisalduse määramisel AAS elektrotermilisel meetodilSusi, Tiina; Viitak, Anu; Kruus, A.XXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 26th Estonian Chemistry Days : abstracts of scientific conference2000 / lk. 136

Seleen suudab vähendada onkoloogiliste haiguste esinemist pea 40 protsenti. Eestlaste seleenitase on madal, kust seleeni saab?Veiksaar, Enedelfi.ee2023 Seleen suudab vähendada onkoloogiliste haiguste esinemist pea 40 protsenti. Eestlaste seleenitase on madal, kust seleeni saab?

Seleeni, vase ja tsingi sisalduse määramine eestlaste vereseerumisNeps, Triin; Viitak, Anu; Levandi, Tuuli; Pruus, K.; Lanno, Riin; Kantola, M.XXX Eesti keemiapäevad : teaduskonverentsi teesid = 30th Estonian Chemistry Days : abstracts of scientific conference2007 / lk. 102-103

Selenium levels of EstoniansRauhamaa, Päivi; Kantola, Marjatta; Viitak, Anu; Kaasik, Aidula-Taie; Mussalo-Rauhamaa, HelenaEuropean journal of clinical nutrition2008 / 9, p. 1075-1078 http://dx.doi.org/10.1038/sj.ejcn.1602818

Separation of interfering substances with ion chromatography on Pb and Cd determinations by flameless AASViitak, Anu; Lepane, ViiaInternational Conference Instrumental Methods of Analysis Modern Trends and Applications : 19-22 September 1999, Chalkidiki, Greece : conference proceedings. Volume II1999 / p. 563

Separation of interfering substances with ion chromatography on Pb and Cd determinations by flameless AASKaljurand, Mihkel; Viitak, Anu; Lepane, Viia; Treumann, Maili24th Estonian Chemistry Days : abstracts of scientific conference1998 / p. 25

Simple procedure for the determination of Cd, Pb, As and Se in biological samples by electrothermal atomic absorption spectrometry using colloidal Pd modifierViitak, Anu; Volynsky, Anatoly B.Talanta2006 / 4, p. 890-895 : ill

Simultaneous preconcentration and separation of Cr(III) and Cr(VI) using CE with AAS detectionKuldvee, Ruth; Viitak, Anu; Kaljurand, Mihkel15th International Symposium on Microscale Separations and Analysis HPCE, April 13-18, 2002, Stockholm : abstracts2002 / p. 266

Some chemical characteristics of sewage sludges in EstoniaViisimaa, Ludmilla; Lepane, Viia; Viitak, Anu; Viisimaa, MattiTallinna Tehnikaülikooli Toimetised1994 / lk. 68-80

Speciation of chromium using wide-bore capillary electrophoresis with electrothermal atomic absorption spectrometry detectionKuldvee, Ruth; Zaidentsal, Aleksei; Viitak, Anu; Treumann, Maili; Kaljurand, MihkelProceedings of the Estonian Academy of Sciences. Chemistry2004 / 2, p. 65-74 : ill

The atomic absorption spectrometry of main and trace metals in siliceous soilHödrejärv, Helvi; Vaarmann, Aini; Viitak, Anu; Treumann, MailiChimia1998 / 7/8, p. 383

The interference of calcium with phosphate in AAsLahne, Riina; Viitak, Anu; Kaljurand, Mihkel; Hödrejärv, Helvi; Treumann, MailiEUROANALYSIS XI : European Conference on Analytical Chemistry : Lissabon, Portugal, September 3-8, 2000 : book of abstracts2001 / p. 100

The modified methods of determination of bioelements in blood serum of Estonian people by the method of AASViitak, Anu; Fuchs, Kristiina; Kaljurand, Mihkel; Treumann, Maili; Lahne, RiinaIMA'03 : 3rd International Conference : Instrumental Methods of Analysis Modern Trends and Applications : 23-27 September 2003, Thessaloniki, Greece : conference proceedings2003 / p. 230-233 : ill

The problems of the determination of Pb, Cd and Se by electrothermal AAS in biological samplesViitak, Anu; Treumann, Maili; Lahne, Riina; Susi, Tiina; Hödrejärv, Helvi5th European Furnace Symposium and 10th International Solid Sampling Colloquium with Atomic Spectroscopy, Baloevgrad, Bulgaria, 20022002 / p. 91

The rate of bone mineralization in birds is directly related to alkaline phosphatase activityTilgar, Vallo; Kilgas, Priit; Viitak, Anu; Reynolds, S.JamesPhysiological and biochemical zoology2008 / 1, p. 106-111

The relationship of concentration of zinc and copper as symptom for diagnosis of heavy metals background in organismsViitak, Anu; Hödrejärv, Helvi; Vaarmann, Aini; Treumann, MailiFirst Baltic Symposium on Environmental Chemistry : 26-29 September 2001, Tartu, Estonia : abstracts2001 / p. 171-172

Toxic- and biometals concentration in the hair of children in EstoniaViitak, Anu; Treumann, Maili; Silla, RaiotEuroanalysis IX : European Conference on Analytical Chemistry, Bologna (Italy), September 1-7, 1996 : book of abstracts1996 / p. Mo P 60

Trace elements as an environmental health problem in EstoniaSilla, Raiot; Viitak, Anu; Teoste, M.International Conference Environmental Pollution and Child Health: critical needs and issues for Central and Eastern Europe, Sosnowiec, May 8-10, 1996 : abstracts1996 / [1] p

Täiendavad võimalused pikaajaliste kutseekspositsioonide toksilise toime hindamiseksPille, Viive; Muzõka, Vladimir; Bogovski, Sergei; Viitak, Anu; Veidebaum, ToomasEesti Arst2004 / 12, lk. 806-810 https://ojs.utlib.ee/index.php/EA/article/view/9613/4800 https://artiklid.elnet.ee/record=b1048301*est

Variation in the composition of the essential oils, phenolic compounds and mineral elements of Hypericum perforatum L. growing in EstoniaHelmja, Kati; Vaher, Merike; Püssa, Tõnu; Orav, Anne; Viitak, Anu; Levandi, Tuuli; Kaljurand, MihkelNatural product research2011 / p. 496-510

Vase määramine bioloogilistes proovides induktiivselt sidestatud plasmaga (ICP)Susi, Tiina; Kruus, A.; Viitak, AnuXXVII Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 27th Estonian Chemistry Days : abstracts of scientific conference2001 / lk. 128

Virumaa elukeskkond jälle vaekausilHödrejärv, Helvi; Viitak, AnuRahva Hääl1992 / 14. juuli, lk. 2

Üks tõsine lugu Virumaa saastunud õhustHödrejärv, Helvi; Kallaste, T.; Viitak, AnuViru Sõna : Lääne-Virumaa ajaleht1988 / lk. [?] https://www.ester.ee/record=b1236338*est

Ведомственное предпринимательство за счет жителей ВирумааKallaste, T.; Hödrejärv, Helvi; Viitak, AnuЛенинское знамя : орган Кохтла-Ярвеского городского и районого комитетов Компартии Эстоний, городского и районного Советов народных депутатов1988 / с. [?] https://www.ester.ee/record=b1528511*est

Ведомственному самоуправству барьерKallaste, T.; Hödrejärv, Helvi; Viitak, AnuСоветская Эстония : орган ЦК Компартии Эстонии, Верховного Совета и Совета Министров Эстонской ССР1988 / с. [?] https://www.ester.ee/record=b1447330*est

Изучение содержания некоторых металлов в крови и волосах у жителей Эстонской ССР : автореферат ... кандидата биологических наук (03.00.16)Viitak, Anu1987 https://www.ester.ee/record=b1822295*est

К вопросу об определении свинца в кровиViitak, Anu; Hödrejärv, HelviГигиена труда и профессиональная патология в Эстонской ССР. 111984 / с. 138-146 : ил https://www.ester.ee/record=b1274114*est

О содержании свинца, кадмия и ртути в организме населения разных районов Эстонской ССРViitak, Anu; Hödrejärv, HelviРанняя диагностика действия токсических веществ на организм = Early diagnosis of the effects of toxic substances on the organism : материалы третьего научного симпозиума, Таллинн, 19-20 октября 1983 года1984 / с. 97-105 https://www.ester.ee/record=b1240419*est

Определение свинца в крови атомно-абсорбционном спектрофотометрическим методомViitak, Anu; Hödrejärv, HelviНекоторые усовершенствованные методы лабораторных исследований в клинической и экспериментальной токсикологии : методическое пособие1983 / с. 7-11 https://www.ester.ee/record=b1314532*est

Определение свинца в моче атомно-абсорбционном спектрофотометрическим методомViitak, Anu; Hödrejärv, HelviНекоторые усовершенствованные методы лабораторных исследований в клинической и экспериментальной токсикологии : методическое пособие1983 / с. 12-15 https://www.ester.ee/record=b1314532*est

Определение тяжелых металлов в биосфере ЭстонииHödrejärv, Helvi; Viitak, Anu; Ott, Roman; Varandi, Merje; Lepane, Viia; Vaarmann, AiniVI научная конференция по аналитической химии Прибалтийских республик, Белорусской ССР и Калининградской области, Рига, 29 окт.-2 нояб. 1990 : тезисы докладов1990 / с. 195

Содержание некоторых тяжелых металлов в волосах населения в северной и северо-восточной ЭстонииViitak, Anu; Hödrejärv, Helvi; Silla, RaiotEesti noorsoo areng ja tervis : konverents, Kohtla-Järve, 19911991 / lk. 11-13

Содержание ртути в волосах у жителей ЭССРViitak, Anu; Ott, RomanГигиена труда и профессиональная патология в Эстонской ССР. 111984 / с. 147-150 https://www.ester.ee/record=b1274114*est

Содержание селена в организме людей в различных районах республики (предварительное сообщение)Viitak, Anu; Hödrejärv, HelviProceedings of the fourth Finnish-Estonian Symposium : occupational toxicology = Доклады четвертого финско-эстонского симпозиума : промышленная токсикология1986 / с. 115-120

Экология человека: тяжелые металлы в крови и волосах жителей ЭстонииViitak, Anu; Kahn, Hubert; Hödrejärv, HelviЭколого-экономическая ситуация в Эстонии - точка зрения ученых1990 / с. 33-45: рис