[1
]
Doctoral student, Department of Dental Laboratory Science and Engineering, College
of Health Science, Korea University, Seoul, South Korea.
[2
]
Master student, Department of Dental Laboratory Science and Engineering, College of
Health Science, Korea University, Seoul, South Korea.
[3
]
Professor, Department of Dental Laboratory Science and Engineering, College of Health
Science, Korea University, Seoul, South Korea.
[4
]
Professor, Department of Dental Laboratory Science and Engineering, College of Health
Science, Korea University, Seoul, South Korea. Electronic address: kuc2842@korea.ac.kr.