Benazir Salsabillah Gani, H., R, S., S, J. and Muhiddin, R. 2023. Relationship between ABO Blood Group with Severity, Length of Hospitalization, and Mortality Rate of COVID-19 Patients. INDONESIAN JOURNAL OF CLINICAL PATHOLOGY AND MEDICAL LABORATORY. 29, 2 (May 2023), 140–143. DOI:https://doi.org/10.24293/ijcpml.v29i2.1988.