The laboratory investigation of a measles outbreak in the eve of its elimination in Sri Lanka.

Background: Measles is highly contagious and cause significant morbidity and mortality. Sri-Lanka has the goal to eliminate endogenous measles by 2020 in par with WHO.

Objective: To describe laboratory confirmation and genotype distribution of measles cases during the outbreak occurred from mid-March to May 2019, Sri-Lanka STUDY DESIGN: This retrospective study was conducted at National Measles Reference Laboratory (NMRL), Sri-Lanka.