“…Regardless of the immense progress, several large scale measles outbreaks have recently been reported in countries with moderate to high vaccine uptake. Countries experiencing outbreaks [3] , [4] , prior to the COVID-19 pandemic imposing severe restriction in terms of social interactions, include many European countries such as Romania (3,900 reported cases in 2019), France (2,637 in 2019), Italy (1,623 in 2019), Czech Republic (590 in 2019) and Poland (1,367 in 2019) [5] , [6] . Moreover, in Ukraine there were over 57,000 measles cases in 2019 [7] .…”