title: Development of an oral contraceptive containing a new progestogen, desogestrel, and 30 micrograms ethinylestradiol. Report on clinical studies from Scandinavia.
mesh_terms: D002986:Clinical Trials as Topic; D003276:Contraceptives, Oral / Q000494:pharmacology*; D003277:Contraceptives, Oral, Combined / Q000494:pharmacology*; D017135:Desogestrel; D004997:Ethinyl Estradiol / Q000494:pharmacology*; D005260:Female; D006801:Humans; D009652:Norpregnenes / Q000494:pharmacology*; D045167:Progesterone Congeners / Q000494:pharmacology*; D012537:Scandinavian and Nordic Countries
chemical_list: D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined; D009652:Norpregnenes; D045167:Progesterone Congeners; D004997:Ethinyl Estradiol; D017135:Desogestrel