TY - JOUR T1 - Forum: challenges in STD/AIDS prevention in Portuguese-speaking African countries: contributions from social research and from a gender approach: Introduction JO - Cadernos de Saúde Pública A1 - Monteiro, Simone SN - 0102-311X UL - 10.1590/S0102-311X2009000300022 VL - 25 Y1 - 2009 PB - Brasil ER -