Authors:
Carneiro, M
Antunes, CMD
Greco, M
Oliveira, E
Andrade, J
Lignani, L
Greco, DB
Citation: M. Carneiro et al., Design, implementation, and evaluation at entry of a prospective cohort study of homosexual and bisexual HIV-1-negative men in Belo Horizonte, Brazil: Project Horizonte, J ACQ IMM D, 25(2), 2000, pp. 182-187