Reviews books on cancer. Includes `Cancer Medicine, Third Edition, Vols. 1 and 2,' edited by James F. Hoplland, Emil Frei III, Robert C. Bast Jr., Donald W. Kufe, Donald L. Morton and Ralph L. Weichselbaum; `Cancer: Principles and Practice of Oncology, Fourth Edition, Vols. 1 and 2,' edited by Vincent T. DeVita Jr., Samuel Hellman and Steven A. Rosenberg; More.