Richard G. Evans

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BACKGROUND Individual physician performance assessment is a vital part of the medical regulation debate. In this context, the patient perspective is seen as a potentially valid component. Yet, the theoretical and empirical evidence base for such patient assessments is unclear. OBJECTIVES To identify and evaluate instruments designed to assess patients'(More)
Diethyldithiocarbamate (DDC), a chelating agent known to reduce levels of Superoxide dismutase and glutathione perox-idase, appears to protect irradiated monolayers of mammalian cells when present for 1 hr before and during irradiation. To examine a possible cause of this modification, the repair of potentially lethal X-ray damage was examined with and(More)
Objectives To identify existing instruments for rating peers (professional colleagues) in medical practice and to evaluate them in terms of how they have been developed, their validity and reliability, and their appropriateness for use in clinical settings, including primary care. Design Systematic literature review. Data sources Electronic search(More)
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