1. Department of Oral and Maxillofacial Surgery, School of Dentistry, The University of Texas Health Science Center, Houston, Texas.
2. Center for Laboratory Animal Medicine and Care, The University of Texas Health Science Center, Houston, Texas.
3. Department of Veterinary Medicine and Surgery, The University of Texas MD Anderson Cancer Center, Houston, Texas.
4. Department of Diagnostic and Biomedical Sciences, School of Dentistry, The University of Texas Health Science Center, Houston, Texas.
5. Department of Radiation Physics, The University of Texas MD Anderson Cancer Center, Houston, Texas
6. Division of Surgery, Department of Head and Neck Surgery, The University of Texas MD Anderson Cancer Center, Houston, Texas.
7. Department of Orthodontics, School of Dentistry, Graduate School of Biomedical Sciences, The University of Texas Health Science Center, Houston, Texas.