- Correspondence to: Dr Marci M Lesperance Division of Pediatric Otolaryngology, Department of Otolaryngology-Head and Neck Surgery, F6905 Mott, Box 0241, 1500 East Medical Center Drive, Ann Arbor, MI 48109-0241, USA;
- Received April 30, 2004
- Accepted May 4, 2004
- First published November 1, 2004.
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