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Federal
Myocardial bridging as a cause of acute myocardial infarction: a case report
U.S. Department of Health & Human Services —
Background Systolic compression of a coronary artery by overlying myocardial tissue is termed myocardial bridging. Myocardial bridging usually has a benign prognosis,... -
Federal
Comparison of deferral rates using a computerized versus written blood donor questionnaire: a randomized, cross-over study [ISRCTN84429599]
U.S. Department of Health & Human Services —
Background Self-administered computer-assisted blood donor screening strategies may elicit more accurate responses and improve the screening process. Methods...