title: [Cervical pessary for preventing preterm birth].
authors.affiliation: Service de gynécologie-obstétrique, hôpital Bichat Claude-Bernard, AP-HP, 46, rue Henri-Huchard, 75018 Paris, France.
authors.forename: H
authors.initials: H
authors.lastname: Collinot
authors.forename: E
authors.initials: E
authors.lastname: Azria
mesh_terms: D002584:Cervix Uteri; D005260:Female; D005865:Gestational Age; D006801:Humans; D010570:Pessaries; D011247:Pregnancy; D047928:Premature Birth / Q000517:prevention & control*; D011374:Progesterone / Q000008:administration & dosage; D016032:Randomized Controlled Trials as Topic; D002581:Uterine Cervical Incompetence
chemical_list: D011374:Progesterone