*Sara Tuason1, Daisuke Niimi1, Manami Aizawa1, Rin Yoshioka1, Rio Tomita1, Mika Maeno1, Hiroyuki Saito1, Ryusuke Sato1, Keiichiro Uchikura1, Takao Masuya1, Kohji Nagata1,2
(1. Tokyo, 2. Department of Advanced Prosthodontics,Tokyo Medical and Dental University)