1. Anderson, R. R. andParrish, J. A. (1981) The optics of human skin.J. Invest. Dermatol.,77, 13–19.
2. Barbenel, J. C., Jordan, M. M. andNicol, S. M. (1977) Incidence of pressure-sores in the greater Glasgow Health Board area.Lancet,1977,ii, 548–550.
3. Bennet, L., Kavner, D., Lee, B. Y., Trainor, F. S. andLewis, J. M. (1981) Skin blood flow in seated geriatric patients.Arch. Phys. Med. Rehab.,62, 392–398.
4. Daniel, R. K., Priest, D. L. andWheatly, D. C. (1981) Etiologic factors in pressure sores: an experimental model. —Ibid.,62, 492–498.
5. Dinsdale, S. M. (1973) Decubitus ulcers in swine: light and electron microscopy study of pathogenesis. —Ibid.,54, 51–74.