H Jason, J Westberg. Show Affiliations »
Abstract
Mesh: See more » Education, MedicalEducational MeasurementUnited States
Year: 1979 PMID: 470984 DOI: 10.1056/NEJM197909133011112
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245