CD4 and AIDS: Currently, there are approximately 405,000 individuals receiving ART at approximately 1024 human immunodeficiency virus (HIV)/acquired immune deficiency syndrome (AIDS) referral facilities through the Brazilian universal public health system.[26,27] This number should increase in the coming years considering the introduction of treatment as prevention strategies and the constant updates in treatment guidelines to include HIV-infected individuals regardless of CD4+ cell counts.[28,29]