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, Martin Knapp, Donna Lamping, Vanessa Loftus, Robert Howard, Sube Banerjee (2012)

Please note: this is a legacy publication from CPEC (formely PSSRU at LSE).

Value in Health 15 2 323-333

https://doi.org/10.1016/j.jval.2011.09.006

Available online: 18 November 2011