The acute medical syndromes and emergencies: By Albert Salisbury Hyman, M.D., Associate Clinical Professor of Medicine, New York Medical College, New York, N. Y. With the collaboration of Samuel Weiss, M.D., Professor of Gastroenterology Emeritus, New York Polyclinic Medical School, New York, N. Y.; George Guttman Ornstein, M.D., Associate Clinical Professor of Medicine, New York Medical College, New York, N. Y.; Howard F. Root, M.D., Medical Director, Joslin Clinic, Boston, Mass.; Anna Ruth Spiegelman, M.D., Assistant Professor of Clinical Medicine, New York University Postgraduate Medical School, New York, N. Y.; and Jack Abry, M.D., Associate Attending Physician, New York City Hospital, Elmhurst, N. Y. New York, 1959, Landsberger Medical