S. Gong

Association of previous medications with the risk of COVID-19: a nationwide claims-based study from South Korea

W. Ji, K. Huh, Y. Na, 2020 .

Effect of Underlying Comorbidities on the Infection and Severity of COVID-19 in Korea: a Nationwide Case-Control Study

W. Ji, K. Huh, Y. Na, 2020, Journal of Korean medical science.

Biologic DMARD Access and Medication Cost-related Nonadherence in Rheumatology Patients in Canada: A Cross-sectional Survey

A. Holbrook, N. Khalidi, G. Foster, 2023, medRxiv.

Effect of underlying comorbidities on the infection and severity of COVID-19 in South Korea

W. Ji, K. Huh, M. Kang, 2020, medRxiv.