Ng, S. S., S. C. Chan, A. K. Chan, H. H. Chung, N. K. Lee, A. T. Ngan, and M. M. Tse. “Reliability and Concurrent Validity of Standardized Walking Obstacle Course Test in People With Stroke”. Journal of Rehabilitation Medicine, vol. 49, no. 9, Aug. 2017, pp. 705-14, doi:10.2340/16501977-2265.