1. Chicago Medical School Rosalind Franklin University of Medicine and Science North Chicago Illinois U.S.A.
2. Department of Otolaryngology—Head and Neck Surgery Brooke Army Medical Center JBSA Fort Sam Houston Texas U.S.A.
3. Dental and Craniofacial Trauma Research Department U.S. Army Institute of Surgical Research JBSA Fort Sam Houston Texas U.S.A.