RIO DE JANEIRO, BRAZIL - The number of cases of mumps grew 130% from January to August of this year in the state of Rio de Janeiro compared to the same period last year when 948 cases were registered.
In the first eight months of 2019, 2,185 cases of mumps were registered, surpassing the records for the entire year of 2018 (1,973) and 2017 (1,376). There were no deaths caused . . .