I. Y. Izzati, A. Alvarino, and E. F. Elfi, “Dampak Pandemi Coronavirus Disease 2019 (COVID-19) Terhadap Layanan Bedah Jantung di RSUP Dr. M. Djamil Padang”, Seroja Husada, vol. 1, no. 6, pp. 444–456, Oct. 2024.