TY  - JOUR 
T1  - Measles epidemiological surveillance system before and during the COVID-19 pandemic in Pernambuco, Brazil, 2018-2022: a descriptive evaluation
JO  - Epidemiologia e Serviços de Saúde
A1  - Souza, Cinthia Regina Albuquerque de
A1  - Vanderlei, Lygia Carmen de Moraes
A1  - Frias, Paulo Germano de
SN  - 2237-9622
UL  - 10.1590/S2237-96222023000300008.EN
VL  - 32 
Y1  - 2023
PB  - Brasil 
ER  -