1. Department of Dentistry; Kaohsiung Medical University Hospital; Kaohsiung Taiwan
2. School of Dentistry; College of Dental Medicine; Kaohsiung Medical University; Kaohsiung Taiwan
3. Department of Mold and Die Engineering; National Kaohsiung University of Applied Science; Kaohsiung Taiwan
4. Department of Biomedical Engineering; National Cheng Kung University; Tainan Taiwan