"This book is a collection of articles published weekly in the Journal of the American Medical Association from July 3, 1983, through Aug. 10, 1984, as part of the Journal's centennial celebration. Each chapter consists of a landmark article that was originally published in the Journal and a commentary prepared for the centennial series by a current author. The oldest article first appeared on Aug. 30, 1884, and the most recent on Aug. 5, 1968"--Pref.