This book is volume XIV of a series of monographs prepared under the aegis of Klinische Wochenschrift for the guidance of the practitioner. The author, E. Grafe, director of the Medical Clinic of the University of Würzburg, is a foremost authority on metabolism. His scientific contributions in this field are important, and his ability as a teacher is equally recognized. The subject, diseases of metabolism and their management, constitutes the center field of internal medicine, and its interest to the practitioner has been happily augmented of recent years by a series of discoveries of the utmost importance for successful treatment. This applies especially to diabetes, and this disease is accordingly given special attention. The chapters on diabetes mellitus constitute, in the reviewer's opinion, the most instructive exposition of this complex disease that has appeared since the publication, in Nothnagel's "System," of Naunyn's famous treatise.
The section on diabetes contains a