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Phylogram of Zika virus (ZIKV). The phylogenetic tree was based on the sequence of NS5. Multiple alignment was performed using MUSCLE (Edgar, 2004) and the tree was constructed by the Maximum Likelihood method using PhyML (Guindon et al., 2010) and Phylogeny.fr (Dereeper et al., 2008). Spondweni virus was included as the outgroup control.
