title: Serum Zinc levels in pregnant women, under oral contraceptive therapy and in normal (ovulating) women.
mesh_terms: D003276:Contraceptives, Oral / Q000494:pharmacology*; D003277:Contraceptives, Oral, Combined / Q000494:pharmacology*; D005260:Female; D006801:Humans; D010060:Ovulation; D011247:Pregnancy; D011263:Pregnancy Trimester, Third; D015032:Zinc / Q000097:blood*
chemical_list: D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined; D015032:Zinc