منابع مشابه
Unnecessary clinical tests in ophthalmology.
PURPOSE To define and discuss unnecessary clinical tests in ophthalmology, review the justifications commonly given by clinicians for obtaining unnecessary clinical tests, and suggest a more rational approach to clinical testing in the future. METHODS The author defines an unnecessary clinical test as a test on a human subject that is unlikely to influence that patient's diagnosis, prognosis,...
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Blood components must be transfused through a sterile, pyrogen-free transfusion set which has an in-line filter (170 μm pore size), drip chambers and tubing. The filter serves to remove potentially harmful clots and debris that may have formed during collection or storage. Although the Transfusion Services carefully inspect individual units before issuing, there is a slight chance that a small ...
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Industry forecasts indicate that Canadians will soon face a marketing avalanche to persuade them to purchase personal genetic test kits. But while American officials are moving to regulate do-it-yourself genetic testing kits because of concerns that results may be erroneous or may prompt patients to alter their medications or make other unhealthy choices, Health Canada says it is open season fo...
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ژورنال
عنوان ژورنال: BMJ
سال: 1979
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.2.6181.21