1. Private Practitioner Advanced Education Program in Pediatric Dentistry, Loma Linda University, Loma Linda, CA, USA
2. Advanced Education Program in Pediatric Dentistry, Department of Pediatric Dentistry, Loma Linda University, Loma Linda, CA, USA
3. Center of Dental Research, Loma Linda, CA, USA
4. Pediatric Department, Loma Linda Medical School, Loma Linda, CA, USA