Psychometric evaluation of the Functional Assessment of chronic illness therapy–fatigue (FACIT-Fatigue) in adults with moderately to severely active Crohn's disease. - Regueiro, Miguel; Su, Sylvia; Vadhariya, Aisha; Zhou, Xian; Durand, Frederick; Stassek, Larissa; Kawata, Ariane K.; Clucas, Claudine; Jairath, Vipul (Quality of Life Research, 2025)