EpidemiologyPoint of ViewGerr, Fredric, MD; Zwerling, Craig, MD, PhDAuthor Information From the Department of Occupational and Environmental Health, College of Public Health, University of Iowa, IA City, Iowa. The manuscript submitted does not contain information about medical device(s)/drug(s). No funds were received in support of this work. No benefits in any form have been or will be received from a commercial party related directly or indirectly to the subject of this manuscript. Address correspondence to Fred Gerr, MD, Department of Occupational and Environmental Health, College of Public Health, 100 Oakdale Campus, University of Iowa, IA City, IA 52242; E-mail: firstname.lastname@example.org. Spine: January 1, 2004 - Volume 29 - Issue 1 - p 77-78 doi: 10.1097/01.BRS.0000103671.81851.1D Buy Metrics © 2004 Lippincott Williams & Wilkins, Inc.