A. E. Ali, A. J. A. Sabil, M. A. E. E. Ali, A. I. E. Mohammed, and S. A. Elmahdi, “BIOCHEMICAL CHANGES OF ELECTROLYTES AND TRACE ELEMENTS AMONG PATIENT WITH CORONAVIRUS DISEASE -19 (COVID -19) IN KHARTOUM STATE”, Global J. Med. & Health Sci. , vol. 1, no. 1, pp. 56–72, Feb. 2023.