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Upper respiratory system

Illustration copyright 2000 by Nucleus Communications, Inc. All rights reserved. http://www.nucleusinc.com

Primary Medical Reviewer Caroline S. Rhoads, MD
- Internal Medicine
Specialist Medical Reviewer Robert L. Cowie, MB, FCP(SA), MD, MSc, MFOM
- Pulmonology
Last Updated June 6, 2007

WebMD Medical Reference from Healthwise

Last Updated: June 06, 2007
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