Research in Pediatrics is carried out by each subdivision in various fields such as experimental study on pediatric endocrine diseases including growth impairment and diabetes mellitus in childhood, physiology of Fontan type operation and molecular biology of cardiomyopathy, social influence of academic and athletic achievement in epileptic children, recurrent abdominal pain associated motility disorder and helicobacter pylori infection, underlying pathophysiology of renal disease and trasplanted kidney, therapeutic strategies for prematurity, diagnostic approach of immunologic diseases and Kawasaki syndrome, pathogenesis and treatment of pediatric asthma and atopic dermatitis, and development of new strategies of hematopoietic stem cell transplantations in pediatric cancer patients. In addition, many research projects are carried out in order to have a better grasp of pathogenesis, application of new diagnostic methods using molecular techniques, applicatiion of new diagnostic methods using molecular techniques and treatment modality for rare and incurable diseases.