Journal of Pharmaceutical Negative Results ¦ Volume 13 ¦ Issue 4 ¦ 2022 1172 ANALYSIS OF COMORBID DISEASE RISK FACTORS ON COVID-19 PATIENTS TO MORTALITY RATES IN SORONG CITY. Journal of Pharmaceutical Negative Results 2022, 13 (4), 1172-1175. https://doi.org/10.47750/pnr.2022.13.04.164.