title: Do oral contraceptive agents affect nutrient requirements--vitamin B-6?
mesh_terms: D003276:Contraceptives, Oral / Q000494:pharmacology*; D005260:Female; D006801:Humans; D009751:Nutritional Requirements; D011736:Pyridoxine
chemical_list: D003276:Contraceptives, Oral; D011736:Pyridoxine