title: [The principle of selecting animals for an experiment in order to form equivalent groups].
authors.forename: I B
authors.initials: IB
authors.lastname: Gubriĭ
mesh_terms: D000818:Animals; D000830:Animals, Laboratory / Q000502:physiology*; D001522:Behavior, Animal / Q000502:physiology; D004971:Estrus / Q000502:physiology; D005260:Female; D007109:Immunity; D051379:Mice; D008808:Mice, Inbred CBA; D011897:Random Allocation; D012107:Research Design
vernacular_title: Printsip otbora zhivotnykh dlia éksperimenta s tsel'iu formirovaniia ravnotsennykh grupp.