Postural position and architectural foot modifications during Mountain Ultra-Marathon. (30th October 2017) - Vermand, S.; Duc, S.; Ferrari, FJ.; Varvenne, PF; Garcin, O.; Ramos, A.; Couffort, A.; Topsent, N.; Trachet, V.; Besson, L.; Bourgine, T.; Mounet, T.; et al.