I. E. Weerasinghe, P. Fonseka, S. D. Dharmaratne, J. A. M. S. Jayatilake, and A. C. Gielen, “Barriers in Using Assistive Devices among a Group of Community-dwelling Persons with Lower Limb Disabilities in Sri Lanka”, DCIDJ, vol. 26, no. 1, pp. 79–96, May 2015.