Chumairoh, Nur, Djoni Djunaedi, Ro’di Nur Fajri, and Indah Ika Suryaningsih. “Laboratory Examinations of Employees of Muhammadiyah University General Hospital of Malang Infected With COVID-19”. KnE Medicine 2, no. 3 (September 15, 2022): 465–471. Accessed November 30, 2022. https://knepublishing.com/index.php/KnE-Medicine/article/view/11899.