Descargar Libros Gratis Harrison’s Principles of Internal Medicine Self – Assessment & Board Review The editors have assembled the experts in medicine, which makes this book particularly useful.The questions are posed, along with necessary graphics, in a way one could expect them on the examination. The explanations are direct from the parent text and comprehensive. This is one of the better board reviews available. It is comprehensive and to the point. It is a necessary tool for anyone preparing for the internal medicine certification examination.