Improving the Measurement of QALYs in Dementia: Developing Patient- and Carer-Reported Health State Classification Systems Using Rasch Analysis

Brendan Mulhern, Sarah C. Smith, Donna Rowen, John Brazier, Martín Knapp, Donna L. Lamping, V Loftus, Tracey Young, Robert Howard, Sube Banerjee

Value in Health · 2011 · 41 citations · 36 references

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