Journal of Clinical Epidemiology · 2008 · 64 citations · 21 references
EducationEducational MeasurementPediatricsChild DevelopmentDevelopmental PediatricsDevelopmental-behavioral PediatricsChild AssessmentDevelopmental AssessmentPediatric DevelopmentPediatric Health AssessmentActivitiesActivities LimitationsActivities ParticipationChild Wellbeing AssessmentChildren's ActivityPediatric Quality Of Life
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The Measurement of Observer Agreement for Categorical Data
J. Richard Landis, Gary G. Koch · Biometrics · 1977 · 78.9K citations · Full text