Measles Situations and Outbreaks. From 1 to December 31, 2019, 1,282* individual cases of measles were confirmed in 31 states january.
Measles Situations and Outbreaks. From 1 to December 31, 2019, 1,282* individual cases of measles were confirmed in 31 states january. CDC updates these pages month-to-month. Measles Situations in 2020