| Literature DB >> 13317271 |
Abstract
Entities:
Keywords: BLOOD; LABOR/blood in; PLACENTA/blood supply; UMBILICAL CORD/blood in; VITAMIN B12/in blood
Mesh:
Substances:
Year: 1955 PMID: 13317271
Source DB: PubMed Journal: C R Seances Soc Biol Fil ISSN: 0037-9026