| Literature DB >> 13674646 |
J E YOUNG, C BARROWS, K OKUDA, B F CHOW.
Abstract
Entities:
Keywords: PREGNANCY/blood in; VITAMIN B12/in blood
Mesh:
Substances:
Year: 1959 PMID: 13674646
Source DB: PubMed Journal: Obstet Gynecol ISSN: 0029-7844 Impact factor: 7.661