Menezes Gomes Melo, J., Arraes de Alencar, L. C., & da Silva Souza, E. (2023). HIV and syphilis co-infection in northeast Brazil: a gender assessment. Journal of Health & Biological Sciences, 11(1), 1–8. https://doi.org/10.12662/2317-3076jhbs.v11i1.4759.p1-8.2023