1. Department of Comprehensive Dentistry; University of Texas Health Science Center at San Antonio; San Antonio 78229 Texas
2. Affiliated Hospital of Stomatology, Medical College; Zhejiang University; Hangzhou 310000 China
3. Greehey Children's Cancer Research Institute; University of Texas Health Science Center at San Antonio; San Antonio 78229-3309 Texas
4. Developmental Dentistry; University of Texas Health Science Center at San Antonio; San Antonio 78229 Texas
5. Texas Biomedical Research Institute; San Antonio; 78245-0549 Texas
6. Department of Electrical and Computer Engineering; University of Texas at San Antonio; San Antonio 78249 Texas
7. West China Hospital of Stomatology; Sichuan University; Chengdu 610041 China
8. Department of Epidemiology & Biostatistics; University of Texas Health Science Center at San Antonio; San Antonio 78229 Texas