Goodpaster, B. H., Carlson, C. L., Visser, M., Kelley, D. E., Scherzinger, A., Harris,
                           T. B. and Newman, A. B. (2001). “Attenuation of skeletal muscle and strength in the
                           elderly: The health ABC study.” Journal of Applied Physiology, Vol. 90, No. 6, pp.
                           2157-2165.Goodpaster, B. H., Carlson, C. L., Visser, M., Kelley, D. E., Scherzinger,
                           A., Harris, T. B. and Newman, A. B. (2001). “Attenuation of skeletal muscle and strength
                           in the elderly: The health ABC study.” Journal of Applied Physiology, Vol. 90, No.
                           6, pp. 2157-2165.
