Subconcussive head impact exposure and white matter tract changes over a single season of youth football - Bahrami, N; Sharma, D; Rosenthal, S; Davenport, E M; Urban, J E; Wagner, B; Jung, Y; Vaughan, C G; Gioia, G A; Stitzel, J D; Whitlow, C T; Maldjian, J A (Radiology, 2016)