1 Department of Plastic and Reconstructive Surgery, China Medical University Hospital, Taichung, Taiwan; China Medical University, Taichung, Taiwan.
2 Department of Surgery, China Medical University Hospital, Taichung, Taiwan.
3 Department of Plastic and Reconstructive Surgery, China Medical University Hospital, Taichung, Taiwan; China Medical University, Taichung, Taiwan; Department of Cosmetics and Health Care, Chung-Jen Junior College of Nursing, Health Sciences and Management, Taiwan. Electronic address: pinkeng.shih@gmail.com.