L A CALKINS. Show Affiliations »
Abstract
Keywords: LABOR, PRESENTATION
Mesh： See more » FemaleHumansLabor PresentationLabor, ObstetricPregnancy
Year: 1953 PMID： 13055200
Source DB: PubMed Journal: Obstet Gynecol ISSN： 0029-7844 Impact factor: 7.661