@CNN: Measles cases surged globally in 2017 because of gaps in vaccine coverage, health agencies say https://t.co/XEWe2C1rON https://t.co/3x1t4WWBuI

@CNN: Measles cases surged globally in 2017 because of gaps in vaccine coverage, health agencies say https://t.co/XEWe2C1rON https://t.co/3x1t4WWBuI