Using multiple imputation to efficiently correct cerebral MRI whole brain lesion and atrophy data in patients with multiple sclerosis. - Alicia S. Chua; Svetlana Egorova; Mark C. Anderson; Mariann Polgar-Turcsanyi; Tanuja Chitnis; Howard L. Weiner; Charles R. G. Guttmann; Rohit Bakshi; Brian C. Healy (NeuroImage, 2015)