title: [Advances in the research on new generation of oral contraceptive agents].
authors.forename: S
authors.initials: S
authors.lastname: Cao
authors.forename: Z
authors.initials: Z
authors.lastname: Wang
mesh_terms: D003280:Contraceptives, Oral, Synthetic; D006801:Humans; D009644:Norgestrel / Q000031:analogs & derivatives; D009652:Norpregnenes
chemical_list: D003280:Contraceptives, Oral, Synthetic; D009652:Norpregnenes; C033273:Gestodene; D009644:Norgestrel; C017576:norgestimate