HIV SeropositivityHIV SeroprevalenceThanatologyRabiesHIV InfectionsBrain DeathSubstance Abuse, IntravenousDeathBites and StingsSexual BehaviorRabies virusRisk FactorsDisease ProgressionChiropteraSeroepidemiologic StudiesCell DeathCause of DeathAntibodies, ViralAntibodies, BacterialChlamydophila pneumoniaeImmunoglobulin GChlamydophila InfectionsEnzyme-Linked Immunosorbent AssaySerologic TestsHIV SeronegativityPrevalenceHelicobacter pyloriHelicobacter InfectionsAcquired Immunodeficiency SyndromeToxocariasisTime FactorsHIV-1Cohort StudiesAntibodies, ProtozoanCytomegalovirus InfectionsProspective StudiesCross-Sectional StudiesCase-Control StudiesToxoplasmosisAge FactorsFollow-Up StudiesHepatitis CHerpesvirus 2, HumanToxocaraAIDS SerodiagnosisDeath, Sudden, CardiacBlood DonorsPapillomavirus InfectionsRetrospective StudiesCD4 Lymphocyte CountRural PopulationCell CycleNeosporaBrazilOdds RatioCell Line, TumorCytomegalovirusTreatment OutcomeIncidenceHerpes GenitalisSyphilisImmunoglobulin AMultivariate AnalysisToxoplasmaHuman papillomavirus 16HomosexualityPrognosisImmunoglobulin MApoptosisAnti-HIV AgentsHomosexuality, MaleHepatitis A Virus, Human