APA aipamena

Burns, P. B., Rohrich, R. J., & Chung, K. C. (2011). The Levels of Evidence and their role in Evidence-Based Medicine.

Chicago Style aipamena

Burns, Patricia B., Rod J. Rohrich, and Kevin C. Chung. The Levels of Evidence and Their Role in Evidence-Based Medicine. 2011.

MLA aipamena

Burns, Patricia B., Rod J. Rohrich, and Kevin C. Chung. The Levels of Evidence and Their Role in Evidence-Based Medicine. 2011.

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