title: Is menstruation obsolete?
authors.forename: P
authors.initials: P
authors.lastname: Warner
mesh_terms: D003276:Contraceptives, Oral / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D008598:Menstruation / Q000502:physiology*; D008599:Menstruation Disturbances / Q000188:drug therapy
chemical_list: D003276:Contraceptives, Oral