1. Arizona School of Dentistry & Oral Health, A.T. Still University, Mesa and College of Dentistry, Kyung Hee University, Seoul, Korea
2. Arizona School of Dentistry & Oral Health, A.T. Still University, Mesa, AZ, and Okayama Department of Oral and Maxillofacial Reconstructive Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama, Japan
3. Okayama, Japan