1. Division of Reconstructive Microsurgery, Department of Plastic and Reconstructive SurgeryChang Gung Memorial Hospital, Chang Gung University College of MedicineTaoyuan Taiwan
2. Division of Plastic and Reconstructive Surgery, Department of SurgeryLerdsin HospitalBangkok Thailand
3. Medical Doctor Candidate, UC San Diego School of MedicineSan Diego California
4. Center for Tissue Engineering, Chang Gung Memorial HospitalTaoyuan Taiwan