2021. MALARIA INFECTION: SPECIATION, PARASITE DENSITY, ABO BLOOD GROUP, AND HAEMOGLOBIN CONCENTRATION AMONGST THE INHABITANTS OF BILLIRI LOCAL GOVERNMENT AREA, GOMBE STATE. FUDMA JOURNAL OF SCIENCES. 5, 1 (Jun. 2021), 418–423. DOI:https://doi.org/10.33003/fjs-2021-0501-586.