Erhuotor, E. E., H. A. Eggon, M. S. Ajidani, and J. O. Osekweyi. 2023. “TYPHOID AND CHOLERA CHRONICLES: THEIR DUAL EFFECT ON LIFE EXPECTANCY IN DELTA STATE, NIGERIA”. FUDMA JOURNAL OF SCIENCES 7 (5), 348 -55. https://doi.org/10.33003/fjs-2023-0705-2028.