title: Progesterone or progestogens?
authors.forename: M Joy
authors.initials: MJ
authors.lastname: Spark
mesh_terms: D001288:Attention / Q000187:drug effects*; D003071:Cognition / Q000187:drug effects*; D004958:Estradiol / Q000031:analogs & derivatives*; D005260:Female; D006801:Humans; D008568:Memory / Q000187:drug effects*; D009640:Norethindrone / Q000008:administration & dosage*
chemical_list: D004958:Estradiol; D009640:Norethindrone