title: Vaginal progesterone prophylaxis for preterm birth - Author's reply.
authors.affiliation: Tommy's Centre for Maternal and Fetal Health, University of Edinburgh, Edinburgh EH16 4TJ, UK. Electronic address: jane.norman@ed.ac.uk.
authors.forename: Jane E
authors.initials: JE
authors.lastname: Norman
mesh_terms: D000282:Administration, Intravaginal; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D018566:Pregnancy, High-Risk; D047928:Premature Birth / Q000188:drug therapy*; D011374:Progesterone / Q000627:therapeutic use*; D014621:Vagina
chemical_list: D011374:Progesterone