1. Severe Disease Activity Based on the Paris Classification Is Associated with the Development of Extraintestinal Manifestations in Korean Children and Adolescents with Ulcerative Colitis (J Korean Med Sci. 2021; 36(44):e278. PMID: 34783212.)
2. Systemic steroid treatment of acute bronchiolitis: A retrospective study (Allergy, Asthma & Respiratory Disease, 2017, 5.6: 326-330.)