ResearchEmergency Service, HospitalResearch Support as TopicResearch DesignEthics, ResearchHospital DepartmentsResearch PersonnelNursing ResearchHealth Services ResearchUnited StatesTranslational Medical ResearchGenetic ResearchUnited States Department of Veterans AffairsRadiology Department, HospitalClinical Nursing ResearchQualitative ResearchDental ResearchEmergenciesRetrospective StudiesEmergency MedicineCommunity-Based Participatory ResearchTriageQuestionnairesEmergency Medical ServicesBehavioral ResearchPublic Health AdministrationUnited States Department of DefenseData CollectionWounds and InjuriesHuman ExperimentationProspective StudiesGreat BritainHistory, 20th CenturyPathology Department, HospitalTime FactorsGovernment AgenciesInformed ConsentAcademies and InstitutesRisk FactorsEmergency NursingCooperative BehaviorUnited States Department of AgricultureEmergency TreatmentNational Institutes of Health (U.S.)Treatment OutcomePublic HealthEnglandAcademic Medical CentersEmpirical ResearchReproducibility of ResultsUniversitiesMedical Staff, HospitalLocal GovernmentPatient AdmissionHospitals, UrbanOperations ResearchCross-Sectional StudiesUnited States Dept. of Health and Human ServicesEmbryo ResearchResearch ReportPopulation SurveillanceInformation DisseminationUrology Department, HospitalClinical Trials as TopicProgram EvaluationAge FactorsHospitalizationHospitals, UniversityPublishingInterinstitutional RelationsProgram DevelopmentGuidelines as TopicCrowdingDatabases, FactualRisk AssessmentNeoplasmsOutcome Assessment (Health Care)Infant, NewbornInternetAnesthesia Department, HospitalUnited States Agency for Healthcare Research and QualityPractice Guidelines as TopicCanadaHealth PolicyHistory, 21st CenturyStem Cell ResearchAttitude of Health PersonnelHealth Care SurveysChest PainInterdisciplinary CommunicationMedical AuditInterviews as TopicOntarioEfficiency, OrganizationalCohort StudiesConfidentialityHospitals, TeachingPediatricsPatient SelectionFollow-Up Studies