1. Physical activity benefits and risks on the gastrointestinal system;Martin;South Med J,2011
2. Exercise-associated intestinal ischemia;Moses;Curr Sports Med Rep,2005
3. Gastrointestinal bleeding in competitive runners;Fisher;Dig Dis Sci,1986
4. Intestinal permeability in runners in the 1996 Chicago marathon;Smetanka;Int J Sport Nutr,1999
5. Abdominal symptoms during physical exercise and the role of gastrointestinal ischaemia: a study in 12 symptomatic athletes;Ter Steege;Br J Sports Med,2011