12.28 percent of Gambia’s 2.3 million people are estimated to be infected with hepatitis B.
0.8 percent of Gambia’s 2.3 million people are estimated to be infected with hepatitis C.
Estimations of worldwide prevalence of chronic hepatitis B virus infection: a systematic review of data published between 1965 and 2013. Schweitzer et al. Published: July 28, 2015
Global prevalence and genotype distribution of hepatitis C virus infection in 2015: a modelling study. Lancet Gastroenterol Hepatol. Published online: December 15, 2016.