Erythema multiforme associated with menstruation.
D004892:Erythema Multiforme / Q000209:etiology*; D005260:Female; D006801:Humans; D008599:Menstruation Disturbances / Q000188:drug therapy*; D008875:Middle Aged; D011374:Progesterone / Q000627:therapeutic use
D011374:Progesterone