TY - JOUR AU - Fitzpatrick, R AU - Davey, C AU - Buxton, MJ AU - Jones, DR J2 - Health Technol Assess JO - Health Technol Assess TI - Evaluating patient-based outcome measures for use in clinical trials: a review PY - 1998 VL - 2 IS - 14 DO - 10.3310/hta2140 DA - 1998/11/04 UR - http://journalslibrary.nihr.ac.uk/hta/hta2140 SP - 74 ER -