Co-circulation of dengue virus serotypes detected in 2013 dengue outbreak, Myanmar.
DENV 1 was the dominant serotype in 2013.
DENV 1 has been the mostly dominant serotype for the last 15 years.
Diversity of DENV-1 and DENV-2 circulating in the same region.
Dengue isolates were genetically close to the isolates from neighboring countries.