P M Sagar1. Show Affiliations » 1. University Department of Surgery, General Infirmary, Leeds.
Abstract
Entities: Disease
Mesh: See more » ChinaEsophageal Neoplasms/etiologyHumansIranSouth Africa
Year: 1989 PMID: 2659440 PMCID: PMC1434206 DOI: 10.1136/gut.30.5.561
Source DB: PubMed Journal: Gut ISSN: 0017-5749 Impact factor: 23.059