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Valuing Health-Related Quality of Life: A Review of Health State Valuation Techniques
Green, Colin, (2000)
The Use of QALY and Non-QALY Measures of Health-Related Quality of Life: Assessing the State of the Art
Deverill, Mark, (1998)
A checklist for judging preference-based measures of health related quality of life: Learning from psychometrics
Brazier, John, (1999)