Quality of Life Research · 2009 · 18 citations · 29 references
PharmacyHealth SciencesDifferential Item FunctioningHealth AssessmentPsychometricsHealth Outcomes MeasurementHealth Status MeasurementHealth-related Quality Of LifeHealth-related Quality Of Life MeasurementQuality Of LifeQuality Of Life AssessmentAdult Asthma ManagementAsthma Quality Of LifeAsthma Severity AssessmentBurden Of Illness MeasurementMeasurement Error InvarianceMeasurement Model InvarianceMeasurement Parameter InvarianceQuestionnaire Administration
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Kenneth P. Burnham, David R. Anderson · Sociological Methods & Research · 2004 · 11.6K citations
Missing data: Our view of the state of the art.
Joseph L. Schafer, J. A. Graham · Psychological Methods · 2002 · 10.9K citations