TY - JOUR T1 - Immunocompromised host: from the early events until the impact of acquired immunodeficiency syndrome JO - Memórias do Instituto Oswaldo Cruz A1 - Costa, Sylvio Celso Gonçalves da SN - 0074-0276 UL - 10.1590/S0074-02762000000700023 VL - 95 Y1 - 2000 PB - Brasil ER -