TY  - JOUR 
T1  - HIV, syphilis, hepatitis B and C in key populations: results of a 10-year cross-sectional study, Southern Brazil
JO  - einstein (São Paulo)
A1  - Silva, Breno Gonçalves da
A1  - Ferreira, Laura Holtman
A1  - Ribeiro, Clea Elisa Lopes
A1  - Raboni, Sonia Mara
SN  - 1679-4508
UL  - 10.31744/einstein_journal/2022AO6934
VL  - 20 
Y1  - 2022
PB  - Brasil 
ER  -