C E Welch. Show Affiliations »
Abstract
Mesh: See more » Gastroenterology/historyHistory, 20th CenturyMassachusettsPeriodicals as Topic/historyWriting
Year: 1977 PMID: 325405 DOI: 10.1056/NEJM197706232962514
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245