Relationship between gastro-intestinal complaints and endotoxaemia, cytokine release and the acute-phase reaction during and after a long-distance triathlon in highly trained men. - Jeukendrup,A.E.; Vet-joop,K.; Sturk,A.; Stegen,J.H.; Senden,J.; Saris,W.H.; Wagenmakers,A.J. (Clin Sci, 2000)