A A Lewis. Show Affiliations »
Abstract
Mesh: See more » Education, Medical, Continuing/economicsEducational MeasurementUnited States
Year: 1965 PMID: 5293946 PMCID: PMC2482984 DOI: 10.1136/pgmj.41.474.216
Source DB: PubMed Journal: Postgrad Med J ISSN: 0032-5473 Impact factor: 2.401