John Snow learns from Louis PasteurPlotkin, Stanley A. MDThe Pediatric Infectious Disease Journal: November 2001 - Volume 20 - Issue 11 - p 1073-1078 History of Medicine Author Information From Aventis Pasteur, Doylestown; the Department of Pediatrics, University of Pennsylvania; and Wistar Institute, PA. Accepted for publication May 14, 2001. Address for reprints: Stanley A. Plotkin, M.D., 4650 Wismer Road, Doylestown, PA 18901. Fax 215-297-9323; E-mail Stanley.Plotkin@Aventis.com. Presented at the 19th Annual Meeting of the European Society of Pediatric Infectious Diseases, Istanbul, March 26, 2001. © 2001 Lippincott Williams & Wilkins, Inc.