1. Department of Internal Medicine; School of Medicine, Kyungpook National University, Kyungpook National University Hospital; Daegu South Korea
2. Department of Biochemistry and Cell Biology; Cell and Matrix Research Institute, School of Medicine, Kyungpook National University; Daegu South Korea
3. Department of Internal Medicine; College of Medicine, Yeungnam University; Daegu South Korea
4. Department of Pathology; Keimyung University School of Medicine; Daegu South Korea
5. Department of Surgery; School of Medicine, Kyungpook National University, Kyungpook National University Hospital; Daegu South Korea