Blaum C.S, O'Neill E.F, Clements K.M, Fries B.E, Fiatarone M.A.  1997.  Validity of the minimum data set for assessing nutritional status in nursing home residents. American Journal of Clinical Nutrition. 66(4):787-94.

Clauser S.B, Fries B.E.  1992.  Nursing home resident assessment and case-mix classification: cross-national perspectives. Health Care Financing Review. 13(4):135-55.

Fries B.E.  1990.  Comparing case-mix systems for nursing home payment. Health Care Financing Review. 11(4):103-19.

Fries B.E, Mehr D.R, Schneider D., Foley W.J, Burke R..  1993.  Mental dysfunction and resource use in nursing homes. Medical Care. 31(10):898-920.

Fries B.E, Schneider D.P, Foley W.J, Gavazzi M., Burke R., Cornelius E..  1994.  Refining a case-mix measure for nursing homes: Resource Utilization Groups (RUG-III). Medical Care. 32(7):668-85.

Mehr D.R, Fries B.E.  1995.  Resource use on Alzheimer's special care units.. Gerontologist. 35(2):179-84.

Williams B.C, Fries B.E, Mehr D.R.  1993.  Length of stay in VA nursing homes. Comparative characteristics of brief-, medium-, and long-stay residents. Journal of Aging & Health. 5(2):208-28.