A Briend. Show Affiliations »
Abstract
Mesh: See more » FemaleFetus/physiologyHead/embryologyHumansPlacenta Diseases/etiologyPosturePregnancy
Year: 1979 PMID: 556202 PMCID: PMC1596232 DOI: 10.1136/bmj.2.6192.734-a
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447