title: Reply: To PMID 23433324.
authors.forename: Marie-Victoire
authors.initials: MV
authors.lastname: Senat
authors.forename: Patrick
authors.initials: P
authors.lastname: Rozenberg
mesh_terms: D002584:Cervix Uteri / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D006908:Hydroxyprogesterones / Q000627:therapeutic use*; D011247:Pregnancy; D059285:Pregnancy, Twin; D047928:Premature Birth / Q000517:prevention & control*; D011372:Progestins / Q000627:therapeutic use*; D014463:Ultrasonography
chemical_list: D006908:Hydroxyprogesterones; D011372:Progestins