title: [A new estro-progestagen contraceptive: 2-stage minidose].
mesh_terms: D000293:Adolescent; D000328:Adult; D004305:Dose-Response Relationship, Drug; D004997:Ethinyl Estradiol / Q000008:administration & dosage* / Q000009:adverse effects; D005260:Female; D006801:Humans; D008875:Middle Aged; D009644:Norgestrel / Q000008:administration & dosage* / Q000009:adverse effects
chemical_list: D009644:Norgestrel; D004997:Ethinyl Estradiol
vernacular_title: Un nouveau contraceptif oestro-progestatif: minidosé à deux paliers