1. Department of Pediatrics University of California San Diego La Jolla CA
2. Herbert Wertheim School of Public Health University of California San Diego La Jolla CA
3. Department of Mathematics University of California San Diego La Jolla CA
4. Department of Pediatrics University of Washington Seattle WA
5. Deparment of Pediatrics Saint Louis University St. Louis MO
6. Department of Pediatrics State University of New York at Buffalo Buffalo NY
7. Medical Genetics University of Vermont Medical Center Burlington VT