ABSTRACT COMPARISON OF ALBUMIN SERUM LEVELS IN SURVIVE AND NONSURVIVE COVID-19 PATIENTS AT ARIFIN ACHMAD HOSPITAL RIAU PROVINCE 2021 By Siti Novizah Wulandari Nasution COVID-19 is an infectious disease caused by the SARS-CoV-2 virus. Symptoms range from asymptomatic to severe symptoms. Several blood biochemical parameters show a correlation with the severity of COVID-19 patients. One of the…