Development of a New Questionnaire to Assess Patient Perceptions of Cancer-Related Fatigue: Item Generation and Item Reduction - Baro, Eva; Carulla, Joan; Cassinello, Javier; Colomer, Ramon; Mata, Jesus Garcia; Gascon, Pere; Gasquet, Jose Antonio; Herdman, Michael; Rodriguez, Cesar A; Sanchez, Jordi; Valentin, Vicente (Value In Health, 2009)