Book Review A Synopsis of Children's Diseases. By John Rendle-Short, M.A., M.D. (Cantab.), M.R.C.P., D.C.H.; and O. P. Gray, M.B., Ch.B., M.R.C.P., D.C.H. Fourth edition. 12°, cloth, 681 pp. Baltimore: Williams and Wilkins, 1967. $10.50.