COMMENTARY: Is Japan Deaf to Mumps Vaccination?Plotkin, Stanley A. MDThe Pediatric Infectious Disease Journal: March 2009 - Volume 28 - Issue 3 - p 176 doi: 10.1097/INF.0b013e31818a8cc6 Invited Commentary Author Information From the University of Pennsylvania, Doylestown, PA. Accepted for publication August 14, 2008. The author is employed as a consultant to Sanofi Pasteur, and has been a consultant to Merck. Both manufacturers produce mumps vaccines. Address for correspondence: Stanley A. Plotkin, MD, University of Pennsylvania, 4650 Wismer Rd, Doylestown, PA 18902. E-mail: email@example.com. © 2009 Lippincott Williams & Wilkins, Inc.