*Wisut Angnanon¹, Putsadeeporn Thammajaruk¹, Massimiliano Guazzato² (1. Department of Prosthetic Dentistry, Faculty of Dentistry, Prince of Songkla University, Songkhla, Thailand, 2. Discipline of Prosthodontics, School of Dentistry, Faculty of Medicine and Health, The University of Sydney, New South Wales, Australia)

*Yu-Sung Choi^1,2, Su-Hyun Choi^1,2, Hyo-Jung Kim^1,2, Eun-Bi Park^1,2, Ju-Hyun Kim^1,2, Young-Eun Cho^1,2, Jong-Hyuk Lee^1,2 (1. Department of Prosthodontics, School of Dentistry, Dankook University, 2. The Korean Academy of Prosthodontics, 705, korean science and technology hall new building, 635-4, Yeoksam-dong, Gangnam-gu, Seoul, Republic of Korea )

*AEMAN ELKEZZA¹, MUAIYED BUZAYAN¹, QI QI CHONG ¹, ZHI YUN LOO¹, MOHIDEEN FAROOK¹, JACOB JOHN A/L CHIREMEL CHANDY¹, Jimi Lie Yoon Zhen (1. Faculty of Dentistry, University of Malaya )

Ji-Man Park¹, *Deok-Yeong Kim¹, Ui-Won Jung², Nam-Kug Kim³, Myung-Soo Bae³, Jun-Hyeok Ock³ (1. Department of Prosthodontics & Dental Research Institute, Seoul National University School of Dentistry, 2. Department of Periodontology, Research Institute for Periodontal Regeneration, Yonsei University College of Dentistry, 3. Department of Convergence Medicine, Asan Medical Institute of Convergence Science and Technology, Asan Medical Center, University of Ulsan College of Medicine)

*Hiroto Nakai¹, Masanao Inokoshi¹, Haruko Katada¹, Risa Iwase¹, Okkar Kyaw¹, Shunsuke Minakuchi¹ (1. Department of Gerodontology and Oral Rehabilitation, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University)