The origins of dengue and chikungunya viruses in Ecuador following increased migration from Venezuela and Colombia.

"the consensus genomes were submitted to genbank under accession numbers mn449007-mn449016 for denv1 mn462632-mn462637 for denv2 and mn462638-mn462662 for chikv denv1 genomes from ecuador sequenced in this study were aligned to five previously published denv1 genomes from ecuador [ ] using megav7 [ ] and to a set of full genome denv1 reference genomes representing all genotypes obtained from national center for biotechnology information's (ncbi's) curated virus variation database [ ] for genotype determination of the new ecuadorian viruses.; availability of data and materials the novel genomes supporting the conclusions of this article have been submitted to genbank under accession numbers: mn449007-mn449016 for denv1 mn462632-mn462637 for denv2 and mn462638-mn462662 for chikv. availability of data and materials the novel genomes supporting the conclusions of this article have been submitted to genbank under accession numbers: mn449007"

"Competing interests The authors declare that they have no competing interests"

"Funding This work was funded by the Armed Forces Health Surveillance Branch (AFHSB) and its Global Emerging Infections Surveillance (GEIS) Section, FY2018 ProMIS ID P0108_18_WR."