We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe worldwide incidence of preterm birth: a systematic review of maternal mortality and morbidity.AuthorsBeck S; Wojdyla D; Say L; Betran AP; Merialdi M; Requejo JH; Rubens C; Menon R; Van Look PFAPublicationBulletin of the World Health Organization, 2010, Vol 88, Issue 1, p31ISSN0042-9686Publication typearticleDOI10.2471/BLT.08.062554