[Effect of vitamin B-12 preparations on the sexual maturity of animals].
D000818:Animals; D004971:Estrus / Q000187:drug effects*; D005260:Female; D009929:Organ Size; D010053:Ovary / Q000254:growth & development; D011247:Pregnancy; D051381:Rats; D014599:Uterus / Q000254:growth & development; D014805:Vitamin B 12
D014805:Vitamin B 12
Vliianie preparatov vitamina B12 na polovoe sozrevanie zhivotnykh.