Journal of Clinical Epidemiology · 2002 · 376 citations · 21 references
Functional AssessmentMeaningful ChangeOncologyCancer ManagementOutcomes ResearchPatient-reported OutcomeClinical EvaluationStudy 5592MedicineLung CancerCancer Research
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The Measurement of Observer Agreement for Categorical Data
J. Richard Landis, Gary G. Koch · Biometrics · 1977 · 76.3K citations · Full text