Time and Motion Studies

Williams, B. C., Fries, B. E., Foley, W. J., Schneider, D., Gavazzi, M. 1994. Activities of daily living and costs in nursing homes. Health Care Financing Review. 15 (4) 117-35.

Fries, B. E., Nerenz, D. R., Falcon, S. P., Ashcraft, M. L., Lee, C. Z. 1990. A classification system for long-staying psychiatric patients. Medical Care. 28 (4) 311-23.