Fig. 1From: Estimating the number of unvaccinated Chinese workers against yellow fever in AngolaFitting a continuous function (line) to actual incidence of weekly reported new infections of YF in Angola, 2016 (Mean Square Error = 52.9767). The fitting parameters were c1 = 7.3778 ×10−5, c2 = -8.61647, c3 = 325.023 c4 = 1.45759 and c5 = 4.60653Back to article page