• Combined antihypertensive therapy and sexual dysfunction : Terra incognitaDoumas, Michalis N.; Viigimaa, Margus; Papademetriou, VassiliosCardiology (Switzerland)2013 / p. 232 - 234 https://doi.org/10.1159/000351696 https://www.scopus.com/sourceid/22522 https://www.scopus.com/record/display.uri?eid=2-s2.0-84879477648&origin=resultslist&sort=plf-f&src=s&sot=b&sdt=b&s=DOI%2810.1159%2F000351696%29&sessionSearchId=935c3694eb7bfceef1e1abab95c87991 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=CARDIOLOGY&year=2013 https://www.webofscience.com/wos/woscc/full-record/WOS:000321446900006
• Erectile dysfunction in hypertension and cardiovascular disease : a guide for clinicians2015 https://www.ester.ee/record=b4447797*est
• Heart rate variability in relation of autonomic dysfunctions of nervous systemVilkis, A.; Tuulik, Viiu; Agudin, V.; Altrov, EppProceedings of the 13th Triennial Congress of the International Ergonomics Association, June 29-July 4, 1997, Tampere : From Experience to Innovation : IEA'97. Vol. 71997 / p. 583
• Närvisüsteemi funktsionaalsete häirete varajane diagnostika tööstustöölistel toksiliste ainetega professionaalse kontakti puhul = The functional disorders of central nervous systeme of chemistry workers : [dissertatsiooni teesid]Tuulik, Viiu1994 https://www.ester.ee/record=b1065761*est
• The functional disorders of central nervous system (CNS) of chemistry workersTuulik, Viiu44. Nordiska Arbetsmiljömötet, 27-29 augusti 1995, Nadendal, Finland1995 / p. 36-37
• The functional disorders of central nervous system of chemistry workersTuulik, ViiuMEDICON'95 : VII Mediterranean Conference on Medical & Biological Engineering (IFMBE) : conference abstracts, Jerusalem, Israel, 17-21 September, 19951995 / p. 132