1. Division of Plastic and Reconstructive Surgery, Department of Surgery Kaohsiung Veterans General Hospital Kaohsiung City Taiwan
2. School of Medicine College of Medicine, National Yang Ming Chiao Tung University Taipei Taiwan
3. School of Medicine College of Medicine, National Sun Yat‐sen University Kaohsiung City Taiwan
4. Department of Pediatrics Kaohsiung Veterans General Hospital Kaohsiung City Taiwan
5. Division of Plastic Surgery Chi Mei Medical Center Liouying Taiwan
6. School of Dentistry and Institute of Oral Medicine College of Medicine, National Cheng Kung University Tainan Taiwan
7. Department of Otolaryngology Kaohsiung Veterans General Hospital Kaohsiung City Taiwan