Cardiac troponin increases among runners in the Boston Marathon - Fortescue, E B; Shin, A Y; Greenes, D S; Mannix, R C; Agarwal, S; Feldman, B J; Shah, M I; Rifai, N; Landzberg, M J; Newburger, J W; Almond, C S (Ann Emerg Med, 2007)