ViremiaCohort StudiesViral LoadHIV InfectionsProspective StudiesSimian Acquired Immunodeficiency SyndromeHIV-1Simian immunodeficiency virusMacaca mulattaRNA, ViralAntibodies, ViralRisk FactorsCD4 Lymphocyte CountAntiretroviral Therapy, Highly ActiveAnti-HIV AgentsTime FactorsCytomegalovirus InfectionsVirus ReplicationRetrospective StudiesBK VirusFollow-Up StudiesCohort EffectIncidenceDNA, ViralLongitudinal StudiesCD4-Positive T-LymphocytesHepatitis CPolyomavirus InfectionsViral VaccinesDengue VirusTreatment OutcomeFlaviviridae InfectionsSAIDS VaccinesDengueAntiviral AgentsGB virus CCytomegalovirusHIVProportional Hazards ModelsCD8-Positive T-LymphocytesVirus SheddingHepacivirusPrevalencePolymerase Chain ReactionAge FactorsDNA Virus InfectionsNeutralization TestsGenotypeInfant, NewbornPregnancyRisk AssessmentAntibodies, NeutralizingDisease ProgressionPorcine Reproductive and Respiratory SyndromeAnti-Retroviral AgentsCase-Control StudiesAcquired Immunodeficiency SyndromeWest Nile FeverWest Nile virusMultivariate AnalysisOrganophosphonatesPrognosisUnited StatesHepatitis, Viral, HumanAIDS VaccinesHIV AntibodiesHepatitis C AntibodiesCircoviridae InfectionsVaccines, AttenuatedQuestionnairesPorcine respiratory and reproductive syndrome virusMacaca nemestrinaAntigens, ViralPredictive Value of TestsDisease Models, AnimalGene Products, envDenmarkHIV Long-Term SurvivorsRiskLogistic ModelsMolecular Sequence DataMacacaSurvival AnalysisGene Products, gagPlasmaDrug Resistance, ViralYellow fever virusSeverity of Illness IndexTorque teno virusBiological MarkersSex FactorsCross-Sectional StudiesDrug Therapy, CombinationAlphavirus InfectionsLeukocytes, MononuclearOdds RatioHepatitis, Viral, AnimalHepatitis AntibodiesWest Nile Virus VaccinesSensitivity and Specificity