A MEASURE OF CARER QUALITY OF LIFE IN PARKINSON'S DISEASE (PDQ-CARER): DEVELOPMENT AND VALIDATION OF A SUMMARY INDEX SCORE (VALUE IN HEALTH, 2012)

(untitled) - Jenkinson, C; Dummett, S; Dawson, J; Fitzpatrick, R; Kelly, L; Morley, D; Peters, M; Churchman, D