BMJ17d
Medical complications and deaths in 21 and 56 km road race runners: a 4-year prospective study in 65 865 runners—SAFER study I
Design Prospective study. Setting Two Oceans Marathon races (21 and 56 km races). Participants 65 865 race starters (39 511—21 km runners, 26 354—56 km runners). Methods Medical complications (defined ...