1. Department of Otolaryngology University of Colorado School of Medicine Aurora Colorado U.S.A.
2. Division of Pediatric Otolaryngology Children's Hospital Colorado Aurora Colorado U.S.A.
3. The Center for Research in Outcomes for Children's Surgery University of Colorado School of Medicine Aurora Colorado U.S.A.
4. University of Colorado School of Medicine Aurora Colorado U.S.A.
5. Perioperative Services Children's Hospital Colorado Aurora Colorado U.S.A.
6. Division of Pediatric Anesthesia Children's Hospital Colorado Aurora Colorado U.S.A.
7. Department of Anesthesiology, School of Medicine University of Colorado Aurora Colorado U.S.A.
8. Ambulatory Services Children's Hospital Colorado Aurora Colorado U.S.A.
9. Department of Pediatrics University of Colorado School of Medicine Aurora Colorado U.S.A.
10. Pediatric Center of Excellence, Global Product Development Pfizer, Inc. New York New York U.S.A.