Article Information
PubMed
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History
- Received September 7, 1993
- Accepted December 3, 1993
- Published online July 1, 1994.
Copyright & Usage
Copyright © 1994 by the American Academy of Pediatrics
Author Information
- Thomas J. Metcalf,
- Thomas G. Irons,
- Lawrence D. Sher,
- Paul C. Young