01-03-2009 | Uitgave 2/2009
Meaning behind measurement: self-comparisons affect responses to health-related quality of life questionnaires
Clare Robertson, Anne L. Langston, Sally Stapley, Elaine McColl, Marion K. Campbell, William D. Fraser, Graeme MacLennan, Peter L. Selby, Stuart H. Ralston, Peter M. Fayers, The PRISM Trial Group