1. Department of Pediatrics and
2. Divisions of Emergency Medicine and
3. Clinical Pharmacology and Toxicology, and
4. Departments of Pediatrics,
5. Pharmacology and Toxicology, and
6. Clinical Pharmacology Research Program, Division of Emergency Medicine, Children's Hospital Boston, Harvard Medical School, Boston, Massachusetts
7. Section of Dermatology, Hospital for Sick Children, Toronto, Ontario, Canada;
8. Dermatology, University of Toronto, Toronto, Ontario, Canada; and