Concepedia
Gastrointestinal Endoscopy · 1995 · 15 citations · 0 references
MedicineInternal MedicineGastroenterologyAcute Gastrointestinal HemorrhageGastrointestinal BleedingPeptic Ulcer DiseaseHemorrhage Severity AssessmentInter-observer AgreementInter-observer ReliabilityInter-rater Agreement