Department of Radiology;
Severance Hospital;
Severance Pediatric Liver Disease Research Group;
Research Institute of Radiological Science;
Yonsei University College of Medicine;
Seoul 03722;
South Korea;
Department of Surgery;
Severance Hospital;
Severance Pediatric Liver Disease Research Group;
Yonsei University College of Medicine;
Seoul 03722;
South Korea;
Division of Gastroenterology;
Hepatology and Nutrition;
Department of Pediatrics;
Severance Children’s Hospital;
Severance Pediatric Liver Disease Research Group;
Yonsei University College of Medicine;
Seoul 03722;
South Korea;
Infants; Cholestasis; Biliary atresia; Liver; Fibrosis; Magnetic resonance imaging;