title: Vitamin C requirements and oral contraceptives.
mesh_terms: D000328:Adult; D001205:Ascorbic Acid / Q000097:blood; D001792:Blood Platelets / Q000032:analysis; D003270:Contraceptive Agents / Q000008:administration & dosage / Q000494:pharmacology; D003276:Contraceptives, Oral / Q000009:adverse effects / Q000494:pharmacology*; D005040:Ethynodiol Diacetate / Q000494:pharmacology; D005260:Female; D005865:Gestational Age; D006801:Humans; D007267:Injections; D007962:Leukocytes / Q000032:analysis; D008234:Lynestrenol / Q000494:pharmacology; D009644:Norgestrel / Q000494:pharmacology; D009751:Nutritional Requirements; D011247:Pregnancy
chemical_list: D003270:Contraceptive Agents; D003276:Contraceptives, Oral; D009644:Norgestrel; D005040:Ethynodiol Diacetate; D008234:Lynestrenol; D001205:Ascorbic Acid