Ambulatory CareAminosalicylic AcidSubstance Abuse Treatment CentersInpatientsCancer Care FacilitiesHealth Facilities, ProprietaryHospitals, SpecialGoverning BoardSurgicentersSubstance-Related DisordersResidential TreatmentNursing, SupervisoryOncology Service, HospitalTotal Quality ManagementRetrospective StudiesPrivate SectorUnited StatesTreatment OutcomeBangladeshBuruli UlcerHospitalizationOpioid-Related DisordersHIV InfectionsState MedicineQuestionnairesAlcoholismRisk FactorsHIV SeroprevalenceTime FactorsCounselingCameroonCross-Sectional StudiesReferral and ConsultationAmbulatory Care FacilitiesAge FactorsHealth Services AccessibilityHemophilia ALength of StaySubstance Abuse, IntravenousRehabilitation CentersCohort StudiesPatient SatisfactionEnglandHospitals, PsychiatricQuality of Health CareProspective StudiesFollow-Up StudiesPrevalencePsychiatric Department, HospitalMethadoneData CollectionComorbiditySocioeconomic FactorsDelivery of Health CareMultivariate AnalysisLogistic ModelsQuality of LifeNeoplasmsDiarrheaFeasibility StudiesSex FactorsPatient Acceptance of Health CarePatient DischargeHospital CostsGerminal CenterIncidence