K Scheer, J Nubar. Show Affiliations »
Abstract
Mesh: See more » FemaleGestational AgeHumansLabor PresentationPregnancyUltrasonography
Year: 1976 PMID: 1266909 DOI: 10.1016/0002-9378(76)90609-8
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661