title: [Methodological errors in the use of biological testing in hygienic studies].
authors.forename: G N
authors.initials: GN
authors.lastname: Krasovskiĭ
authors.forename: N A
authors.initials: NA
authors.lastname: Egorova
mesh_terms: D000818:Animals; D001419:Bacteria / Q000187:drug effects; D001681:Biological Assay / Q000379:methods*; D015374:Biosensing Techniques; D002417:Cattle; D002478:Cells, Cultured; D004622:Embryo, Mammalian / Q000166:cytology / Q000187:drug effects; D004625:Embryo, Nonmammalian; D006801:Humans; D008163:Luminescent Measurements; D008297:Male; D008452:Maximum Allowable Concentration; D013094:Spermatozoa / Q000187:drug effects; D013768:Tetrahymena / Q000187:drug effects; D018675:Toxicity Tests / Q000379:methods*