Users' guides to the medical literature. X. How to use an article reporting variations in the outcomes of health services. The Evidence-Based Medicine Working Group.
Naylor
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Institute for Clinical Evaluative Sciences, North York, Ontario, Canada.
Guyatt
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D006302:Health Services Research; D016239:MEDLINE; D008491:Medical Informatics Applications; D010043:Outcome and Process Assessment, Health Care; D010347:Patient Care Planning; D010506:Periodicals as Topic; D015203:Reproducibility of Results; D014481:United States