1. Departments of Pediatrics,
2. Center for Healthcare Policy and Research and
3. Emergency Medicine,
4. Internal Medicine,
5. Family Practice and Community Medicine, and
6. Pharmacy, University of California Davis, Sacramento, California;
7. Department of Pharmacy, University of California San Francisco, San Francisco, California; and
8. Department of Pediatrics, University of California Irvine, Irvine, California