Multiphasic ScreeningEmergency Services, PsychiatricEmergency Service, HospitalEmergency Medical ServicesEnglandEmergenciesAmbulancesEmergency Medical TechniciansEmergency NursingEmergency MedicineAir AmbulancesEmergency TreatmentHealth Services AccessibilityEmergency Medical Service Communication SystemsHealth Services Needs and DemandHealth ServicesCrisis InterventionTriageMental Health ServicesCommitment of Mentally IllState MedicineAccidentsWounds and InjuriesHospitals, CountyAfter-Hours CareUnited StatesHealth Services ResearchGreat BritainPatient AdmissionHospitals, PsychiatricUtilization ReviewFamily Planning ServicesReferral and ConsultationHome Care ServicesRetrospective StudiesCommunity Health ServicesTransportation of PatientsHospitalizationTime FactorsRural Health ServicesQuestionnairesHospitals, GeneralHealth Services for the AgedPatient Acceptance of Health CareHospitals, UniversityHospitals, TeachingMental DisordersChild Health ServicesCross-Sectional StudiesFiresDelivery of Health CarePreventive Health ServicesProspective StudiesHospital CostsFamily PracticeContract ServicesHealth Care SurveysMaternal Health ServicesBrazilQuality of Health CareReproductive Health ServicesHospitals, UrbanUrban Health ServicesCommunity Mental Health ServicesSpainHospital DepartmentsPersonal Health ServicesHealth Services AdministrationAllied Health PersonnelHospitals, DistrictHospitals, PediatricLibrary ServicesPatient SatisfactionAdolescent Health ServicesDiagnostic ServicesNursing Staff, HospitalNursing ServicesSocial WorkCardiopulmonary ResuscitationNational Health ProgramsPrimary Health CareHospital Bed CapacityMarketing of Health ServicesOutpatient Clinics, HospitalHospitals, SpecialHealth Care CostsData CollectionHealth ExpendituresEvidence-Based Emergency MedicinePatient DischargeAmbulatory CareCosts and Cost AnalysisHospitals, PrivateLondonCatchment Area (Health)Health Services MisuseHeart ArrestAttitude of Health PersonnelOutcome Assessment (Health Care)Length of Stay