Costs of care provided in a university hospital for children exposed to or infected with the HIV/AIDS - Marques, Heloísa Helena de Sousa; Couttolenc, Bernard François; Latorre, Maria do Rosário Dias de Oliveira; Aquino, Maria Zilda de; Aveiro, Maria Ignez Garcia; Pluciennik, Ana Maria Aratangy (Cadernos de Saúde Pública, 2007)