1. Department of Veterinary Integrative Biosciences, College of Veterinary Medicine and Biomedical Sciences, Texas A&M University, College Station, TX, United States
2. Center for International Health Research, Rhode Island Hospital, The Warren Alpert Medical School of Brown University, Providence, Rl, United States
3. School of Human and Environmental Sciences, Eulji University, Seoul, South Korea
4. Department of Visual Optics, Division of Health Science, Baekseok University, Cheonan, South Korea
5. Department of Occupational Therapy, Far East University, Eumseong, South Korea
6. Department of Visual Optics and Graduate School of Health Science, Far East University, Eumseong, South Korea