Daniel E Perez1, Larry M Wolford2. 1. Department of Oral and Maxillofacial Surgery, University of Texas Health Science Center, San Antonio, 7703 Floyd Curl Drive, MC 7908, San Antonio, TX 78229, USA. Electronic address: perezd5@uthscsa.edu. 2. Departments of Oral and Maxillofacial Surgery and Orthodontics Texas, A&M University Health Science Center Baylor College of Dentistry, Baylor University Medical Center, 3409 Worth St. Suite 400, Dallas, TX 75246, USA. Electronic address: lwolford@drlarrywolford.com.