Effect of oral contraceptive steroids on vitamin A status of women and female rats.
D000818:Animals; D003276:Contraceptives, Oral / Q000494:pharmacology*; D003280:Contraceptives, Oral, Synthetic / Q000494:pharmacology*; D005260:Female; D006801:Humans; D051381:Rats; D014801:Vitamin A / Q000097:blood*
D003276:Contraceptives, Oral; D003280:Contraceptives, Oral, Synthetic; D014801:Vitamin A