Fig. 2From: Clonal population expansion in an outbreak of Plasmodium falciparum on the northwest coast of EcuadorNumber of samples collected during the outbreak. The curve shows the total number of cases reported in each epidemiological week during 2013. The bars correspond to the number of samples collected in different epidemiological weeks that were used in this study. The samples available for molecular study were collected only at selected time points as indicatedBack to article page