Quality of Life Research · 2013 · 50 citations · 19 references
MedicineOrthopaedic SurgeryOrthopedic SurgeryAnkle PathologyFoot PathologyAnkle DisordersFoot DisordersFoot HealthFoot OrthopedicsFoot RehabilitationLower Extremity Function AssessmentAnkle Function AssessmentAnkle Joint AssessmentFoot Function Assessment
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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
Coefficient Alpha and the Internal Structure of Tests
Lee J. Cronbach · Psychometrika · 1951 · 43.2K citations · Full text
Social Sciences, Educational Assessment, Educational Measurement +14
A H BECKETT, M ROWLAND, P TURNER · The Lancet · 1965 · 16.9K citations