Mulhern, B; Smith, SC; Rowen, D; Brazier, JE; Knapp, M; Lamping, DL; Loftus, V; Young, TA; Howard, RJ; Banerjee, S; (2011) Improving the Measurement of QALYs in Dementia: Developing Patient- and Carer-Reported Health State Classification Systems Using Rasch Analysis. Value in health, 15 (2). pp. 323-333. ISSN 1098-3015 DOI: https://doi.org/10.1016/j.jval.2011.09.006 Full text not available from this repository.

Rowen, D; Mulhern, B; Banerjee, S; van Hout, B; Young, TA; Knapp, M; Smith, SC; Lamping, DL; Brazier, JE; (2012) Estimating Preference-Based Single Index Measures for Dementia Using DEMQOL and DEMQOL-Proxy. Value in health, 15 (2). pp. 346-356. ISSN 1098-3015 DOI: https://doi.org/10.1016/j.jval.2011.10.016 Full text not available from this repository.