title: Reply: To PMID 25797233.
authors.affiliation: Department of Neuroscience, Reproductive Sciences and Dentistry, School of Medicine, University of Naples Federico II, Naples, Italy.
authors.forename: Gabriele
authors.initials: G
authors.lastname: Saccone
authors.affiliation: Department of Obstetrics and Gynecology, Division of Maternal-Fetal Medicine, Thomas Jefferson University Hospital, Philadelphia, PA.
authors.forename: Anju
authors.initials: A
authors.lastname: Suhag
authors.affiliation: Department of Obstetrics and Gynecology, Division of Maternal-Fetal Medicine, Thomas Jefferson University Hospital, Philadelphia, PA. Electronic address: Vincenzo.berghella@jefferson.edu.
authors.forename: Vincenzo
authors.initials: V
authors.lastname: Berghella
mesh_terms: D005260:Female; D006801:Humans; D007752:Obstetric Labor, Premature / Q000188:drug therapy*; D011247:Pregnancy; D047928:Premature Birth / Q000517:prevention & control*; D011374:Progesterone / Q000627:therapeutic use*; D011372:Progestins / Q000627:therapeutic use*; D015145:Tocolysis / Q000379:methods*
chemical_list: D011372:Progestins; D011374:Progesterone