References
- Biering-Sørensen F., Bohr H., Schaadt O. Bone mineral content of the lumbar spine and lower extremities years after spinal cord lesion. Paraplegia 1988; 26: 293–301
- Bojsen-Møller F. Biomechanical effects of shock absorbing heels in walking. Biomechanical aspects of sport shoes and playing surfaces, B. Nigg, B. Keer. University of Clgary, Calgary 1983; 73–76
- Clark J. E., Scott S. G., Mingle M. Viscoelastic shoe insoles: Their use in aerobic dancing. Arch. Phys. Med. and Rehabil. 1989; 70: 37–40
- Dyer C. D. Visco-elastic insoles in long distance walking. Bri. Osteopathol. J. 1985; 15: 79–82
- Kraft C. H., van Eeden C. A non-parametric introduction to statistics. Macmillan Co., New York 1968; 219–223
- Light L. H., Mc Lellan G. E., Klenerman L. Skeletal transients on heel strike in normal walking with different footwear. J. Biomech. 1980; 13: 477–80
- Wosk J., Voloshin A. S. Low back pain: Conservative treatment with artificial shock absorbers. Arch. Phys. Med. Rehabil. 1985; 66: 145–48