The 1919 edition of Dr. E. P. Joslin's Diabetic Manual, like the 1918 edition, has been written with the knowledge and needs of the patient especially in mind. There is probably no disease, the successful management of which depends so largely on the intelligent cooperation of the patient. Occasionally, a fatal case is found where the physician feels that the patient knows too much about his case, but we agree with the author when he states in his introduction: "I still feel that for one diabetic patient who learns too much about the disease, there are unquestionably ninety-nine who know too little. Those of my patients who are the most intelligent and who understand the disease the best live the longest."
The chapters are short and easy to read. The statistics given in the opening chapters show such a marked improvement in the course of the disease that the patient