title: Polarographic study of certain progestogens and their determination in oral contraceptive tablets by differential pulse polarography.
mesh_terms: D003276:Contraceptives, Oral / Q000032:analysis*; D004116:Dimethisterone / Q000032:analysis; D009640:Norethindrone / Q000031:analogs & derivatives / Q000032:analysis; D009644:Norgestrel / Q000032:analysis; D011048:Polarography / Q000379:methods; D045167:Progesterone Congeners / Q000032:analysis*; D013607:Tablets
chemical_list: D003276:Contraceptives, Oral; D045167:Progesterone Congeners; D013607:Tablets; D009644:Norgestrel; D004116:Dimethisterone; D009640:Norethindrone