| Literature DB >> 14049344 |
S Z AHMED, M LEVINE, R B FINKBINER.
Abstract
Keywords: PEPTIC ULCER HEMORRHAGE; PEPTIC ULCER PERFORATION; SEASONS; STATISTICS
Mesh:
Year: 1963 PMID: 14049344 DOI: 10.7326/0003-4819-59-2-165
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391