Affiliation: | 1. Department of Internal Medicine, National Health Insurance Service Ilsan Hospital, Goyang, Republic of Korea;2. Department of Internal Medicine, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Republic of Korea;3. Department of Pharmacy, National Health Insurance Service Ilsan Hospital, Goyang, Republic of Korea;4. Department of Internal Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea;5. Department of Internal Medicine, Chung-Ang University Hospital, Chung-Ang University College of Medicine, Seoul, Republic of Korea;6. Department of Internal Medicine, Keimyung University Dongsan Medical Center, College of Medicine, Keimyung University, Daegu, Republic of Korea;7. Department of Hematology and Oncology, Ulsan University Hospital, University of Ulsan College of Medicine, Ulsan, Republic of Korea;8. Department of Internal Medicine, Uijeongbu St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Uijeongbu, Republic of Korea;9. Department of Internal Medicine, Kosin University Gospel Hospital, Kosin University College of Medicine, Pusan, Republic of Korea;10. Department of Internal Medicine, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea;11. Department of Internal Medicine, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Republic of Korea;12. Research Institute and Hospital, National Cancer Center, Goyang, Republic of Korea;13. Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Soonchunhyang University College of Medicine, Bucheon, Republic of Korea;14. Department of Internal Medicine, Hallym University Sacred Heart Hospital, Hallym University College of Medicine, Anyang, Republic of Korea;15. Department of Internal Medicine, Seoul St. Mary's Hospital, The Catholic University of Korea, Seoul, Republic of Korea;16. Department of Internal Medicine, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Republic of Korea;17. Department of Oncology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea;18. Department of Internal Medicine, Daegu Catholic University Hospital, Daegu Catholic University College of Medicine, Daegu, Republic of Korea |