title: Cervical Pessary and Preterm Singleton Birth.
authors: Hospital Universitari Vall d'Hebron, Barcelona, Spain mgoya@vhebron.net.
authors: Maria
authors: M
authors: Goya
authors: Hospital Universitari Vall d'Hebron, Barcelona, Spain mgoya@vhebron.net.
authors: Luis
authors: L
authors: Cabero
authors: Hospital Universitari Vall d'Hebron, Barcelona, Spain mgoya@vhebron.net.
authors: Elena
authors: E
authors: Carreras
mesh_terms: D002584:Cervix Uteri; D005260:Female; D006801:Humans; D010570:Pessaries; D011247:Pregnancy; D047928:Premature Birth / Q000517:prevention & control*