Annals of Emergency Medicine · 2005 · 300 citations · 9 references
Public HealthEmergency Medical ServicesEmergency MedicineClinical EpidemiologyEpidemiologic MethodsEpidemiologyEpidemiologic Data StandardsEpidemiology EvidenceHospital EpidemiologyTraumatic Epistaxis
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A reason for visit classification for ambulatory care.
D. P. Schneider, L Appleton, Thoma McLemore · PubMed · 1979 · 206 citations