Department of Internal Medicine;
Liver Research Institute;
Seoul National University College of Medicine;
Department of Biostatistics;
College of Medicine;
The Catholic University of Korea;
Department of Internal Medicine;
CHA Gangnam Medical Center;
CHA University;
Department of Internal Medicine and Healthcare Research Institute;
Healthcare System Gangnam Center;
Seoul National University Hospital;
Claims; data; Inflammatory; bowel; disease; Crohn’s; disease; End-stage; renal; disease; Ulcerative; colitis;