title: Marvelon--an OC with a new progestagen.
mesh_terms: D003276:Contraceptives, Oral; D017135:Desogestrel; D004997:Ethinyl Estradiol; D005260:Female; D006801:Humans; D009652:Norpregnenes; D045167:Progesterone Congeners
chemical_list: D003276:Contraceptives, Oral; D009652:Norpregnenes; D045167:Progesterone Congeners; D004997:Ethinyl Estradiol; D017135:Desogestrel