| Literature DB >> 13740980 |
J A RETZLAFF, A B HAGEDORN, L G BARTHOLOMEW.
Abstract
Entities:
Keywords: HEMORRHAGE, GASTROINTESTINAL/diagnosis
Mesh:
Year: 1961 PMID: 13740980 DOI: 10.1001/jama.1961.03040280008003
Source DB: PubMed Journal: JAMA ISSN: 0098-7484 Impact factor: 56.272