1. Department of Pathology, Keimyung University Dongsan Hospital, Daegu, Korea.
2. Department of Immunology, Keimyung University School of Medicine, Daegu, Korea.
3. Institute of Medical Science, Keimyung University, Daegu, Korea.
4. Institute for Cancer Research, Keimyung University, Daegu, Korea.
5. Department of Surgery, Keimyung University Dongsan Hospital, Daegu, Korea.
6. Department Radiation Oncology, Keimyung University School of Medicine, Daegu, Korea.
7. Department of Immunology, School of Medicine, Kyungpook National University, Daegu, Korea.