1Department of Internal Medicine, Severance Hospital, Yonsei University College of Medicine, Seoul, Korea
2Department of Internal Medicine, Hallym University Dongtan Sacred Heart Hospital, Hallym University College of Medicine, Hwasung, Korea
3Department of Internal Medicine, Research Institute of Clinical Medicine of Jeonbuk National University-Biomedical Research Institute of Jeonbuk National University Hospital, Jeonbuk National University Medical School, Jeonju, Korea
4Department of Internal Medicine, Kyungpook National University Hospital, School of Medicine, Kyungpook National University, Daegu, Korea
5Department of Internal Medicine, Dankook University Hospital, Dankook University College of Medicine, Cheonan, Korea
6Department of Internal Medicine, Jeju National University Hospital, Jeju National University College of Medicine, Jeju, Korea
7Department of Internal Medicine, Soonchunhyang University Hospital, Soonchunhyang University College of Medicine, Cheonan, Korea
8Department of Internal Medicine, Chonnam National University Hospital, Chonnam National University Medical School, Gwangju, Korea
9Department of Internal Medicine, Dongguk University Medical Center, Dongguk University College of Medicine, Goyang, Korea
10Department of Internal Medicine, Asan Medical Center, Ulsan University College of Medicine, Seoul, Korea
11Department of Internal Medicine, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Korea
12Department of Internal Medicine, Inje University Ilsan Paik Hospital, Inje University College of Medicine, Goyang, Korea
13Department of Internal Medicine, Inha University Hospital, Inha University College of Medicine, Incheon, Korea
14Department of Internal Medicine, KyungHee University Medical Center, Kyung Hee University College of Medicine, Seoul, Korea
15Division of Healthcare Technology Assessment Research, Office of Health Technology Assessment Research, National Evidence-based Healthcare Collaborating Agency, Seoul, Korea
16Department of Internal Medicine, Daegu Catholic University Medical Center, Daegu Catholic University School of Medicine, Daegu, Korea
17Department of Internal Medicine, Hanyang University Medical Center, Hanyang University College of Medicine, Seoul, Korea
18Department of Internal Medicine, Chosun University Hospital, Chosun University College of Medicine, Gwangju, Korea
19Department of Internal Medicine, Cha University Bundang Medical Center, Cha University, Seongnam, Korea