title: [A new oral contraceptive: LG 340].
mesh_terms: D003276:Contraceptives, Oral; D005260:Female; D006801:Humans; D008656:Mestranol; D009640:Norethindrone; D011247:Pregnancy
chemical_list: D003276:Contraceptives, Oral; D008656:Mestranol; D009640:Norethindrone
vernacular_title: Un nouvel oestro-progestatif: le LG 340.