1. Oral Cancer Research Center Changhua Christian Hospital Changhua Taiwan
2. Doctoral Program in Tissue Engineering and Regenerative Medicine, College of Medicine National Chung Hsing University Taichung Taiwan
3. Graduate Institute of Biomedical Sciences China Medical University Taichung Taiwan
4. Division of Hematology and Oncology, Department of Medicine Changhua Christian Hospital Changhua Taiwan
5. Department of Otorhinolaryngology, Head and Neck Surgery Changhua Christian Hospital Changhua Taiwan
6. Department of Post‐Baccalaureate Medicine, College of Medicine National Chung Hsing University Taichung Taiwan