A validation study of the domains of the core EORTC Quality of Life Questionnaire

Convergent and discriminant validation by the multitrait-multimethod matrix.

Donald T. Campbell, Donald W. Fiske · Psychological Bulletin · 1959 · 17.1K citations · Full text

Social Sciences, Educational Assessment, Educational Measurement +6

The European Organization for Research and Treatment of Cancer QLQ-C30: A Quality-of-Life Instrument for Use in International Clinical Trials in Oncology

N.K. Aaronson, Sam H. Ahmedzai, Bengt Bergman et al. · JNCI Journal of the National Cancer Institute · 1993 · 16K citations

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The McGill Pain Questionnaire: Major properties and scoring methods

Ronald Melzack · Pain · 1975 · 6.9K citations

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Fundamentals of Biostatistics.

Annals of Internal Medicine · 1969 · 4.6K citations

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Fundamentals of Biostatistics.

E. Barath, B. A. Rosner · Biometrics · 1992 · 1.2K citations