Associations between partial foot amputation level, gait parameters, and minimum impairment criteria in para-sport: A research study protocol - de Oliveira, F. C. L.; Williamson, S.; Ardern, C. L.; Heron, N.; van Rensburg, D. C. J.; Jansen, M. G. T.; O'Connor, S.; Schoonmade, L.; Thornton, J.; Pluim, B. M. (Sports Medicine and Health Science, 2022)