D C Evered, H D Williams. Show Affiliations »
Abstract
Mesh: See more » Education, Medical, ContinuingEducational MeasurementMethodsPeriodicals as TopicTape RecordingTelevision
Year: 1980 PMID: 7370611 PMCID: PMC1600702 DOI: 10.1136/bmj.280.6214.626
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447