Spyropoulos, P., Pisciotta, J. C., Pavlou, K. N., Cairns, M. A., & Simon, S. R. (1991). Biomechanical gait analysis in obese men. Archives of physical medicine and rehabilitation, 72(13), S. 1065-1070.

Spyropoulos, Panagiotis, Jeffrey C. Pisciotta, Konstantin N. Pavlou, Marilyn A. Cairns, and Sheldon R. Simon. "Biomechanical Gait Analysis in Obese Men." Archives of Physical Medicine and Rehabilitation 72, no. 13 (1991): S. 1065-1070.

Spyropoulos, Panagiotis, et al. "Biomechanical Gait Analysis in Obese Men." Archives of Physical Medicine and Rehabilitation 72.13 (1991): S. 1065-1070.