1 Division of Oral and Maxillofacial Surgery, Department of Surgery, Emory School of Medicine, Atlanta, GA, United States.
2 Craniofacial Research Center, Chang Gung Memorial Hospital, Taoyuan, Taiwan. Electronic address: sharley@cgmh.org.tw.
3 Department of Plastic and Reconstructive Surgery, Craniofacial Research Center, Chang Gung Memorial Hospital, Chang Gung University, Taoyuan, Taiwan. Electronic address: lunjoulo@cgmh.org.tw.