title: Physiology will outlast theories.
authors.affiliation: Department of Obstetrics and Gynecology, Hôpital de Nyon, Nyon, Switzerland. ddeziegler@bluewin.ch
authors.forename: Dominique
authors.initials: D
authors.lastname: de Ziegler
authors.forename: David R
authors.initials: DR
authors.lastname: Meldrum
mesh_terms: D000282:Administration, Intravaginal; D004359:Drug Therapy, Combination; D004958:Estradiol / Q000008:administration & dosage; D015914:Estrogen Replacement Therapy; D005260:Female; D006801:Humans; D011374:Progesterone / Q000008:administration & dosage
chemical_list: D011374:Progesterone; D004958:Estradiol