EMF as a low-level physical stressorLass, Jaanus; Tuulik, Viiu; Riisalo, Riina; Ferenets, Rain; Hinrikus, HiieBiological Effects of EMFs : Heraklio, Crete, Greece 17-20 October, 2000 : proceedings2000 / p. 280-284 : ill EMF effect on attention and memoryLass, Jaanus; Ferenets, Rain; Niimeister, R.; Riisalo, Riina; Tuulik, Viiu; Hinrikus, HiieProceedings of the EBEA 2001 : 5th International Congress of the European BioElectromagnetics Association : 6-8 September 2001, Helsinki, Finland2001 / p. 97-98 Keemiline stressTuulik, Viiu; Riisalo, Riina; Altrov, EppEesti Töötervishoid1997 / 2, lk. 7-9, 26-27