| Literature DB >> 13260571 |
A M STEWART, J W WEBB, D HEWITT.
Abstract
Entities:
Keywords: APPENDICITIS/statistics; PEPTIC ULCER/statistics
Mesh:
Year: 1955 PMID: 13260571 PMCID: PMC1058593 DOI: 10.1136/jech.9.3.147
Source DB: PubMed Journal: Br J Prev Soc Med ISSN: 0007-1242