The Merck Manual of Diagnosis and Therapy , 17th Edition, Centennial Edition, 1999. The national prevention initiative to improve the health of all Americans, is the product of unprecedented cooperation among government, voluntary and professional organizations, business, and individuals. An online version of the International Classification of Diseases with clinical modifications. Maintained at Duke. Content is organized by 10 subject specialities.
Access is free, but only to MDs and DOs.
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