title: Ovulation inhibition by a new low-dose progestagen.
mesh_terms: D000328:Adult; D002986:Clinical Trials as Topic; D004305:Dose-Response Relationship, Drug; D004958:Estradiol / Q000097:blood; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood; D006801:Humans; D007986:Luteinizing Hormone / Q000097:blood; D010060:Ovulation / Q000187:drug effects*; D045167:Progesterone Congeners / Q000494:pharmacology*
chemical_list: D045167:Progesterone Congeners; D004958:Estradiol; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone