- 
							Masayuki Kamada
														
									Nihon University Graduate School of Dentistry at Matsudo, Removable Prosthodontics, Matsudo, Chiba 271–8587, Japan
							
						 
						- 
							Sou Furokawa
														
									Nihon University Graduate School of Dentistry at Matsudo, Removable Prosthodontics, Matsudo, Chiba 271–8587, Japan
							
						 
						- 
							Daisuke Isaji
														
									Nihon University Graduate School of Dentistry at Matsudo, Removable Prosthodontics, Matsudo, Chiba 271–8587, Japan
							
						 
						- 
							Shunsuke Nagata
														
									Nihon University Graduate School of Dentistry at Matsudo, Removable Prosthodontics, Matsudo, Chiba 271–8587, Japan
							
						 
						- 
							Yutaka Kurata
														
									Nihon University Graduate School of Dentistry at Matsudo, Removable Prosthodontics, Matsudo, Chiba 271–8587, Japan
							
						 
						- 
							Koji Iizuka
														
									Nihon University Graduate School of Dentistry at Matsudo, Removable Prosthodontics, Matsudo, Chiba 271–8587, Japan
							
						 
						- 
							Asako Suzuki
														
									Department of Removable Prosthodontics, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan
							
						 
						- 
							Kentaro Igarashi
														
									Department of Removable Prosthodontics, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan
							
						 
						- 
							Yasuhiko Kawai
														
									Department of Removable Prosthodontics, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan