Fries B.E, Hawes C., Morris J.N, Phillips C.D, Mor V., Park P.S.  1997.  Effect of the National Resident Assessment Instrument on selected health conditions and problems. Journal of the American Geriatrics Society. 45(8):994-1001.

Hawes C., Mor V., Phillips C.D, Fries B.E, Morris J.N, Steele-Friedlob E., Greene A.M, Nennstiel M..  1997.  The OBRA-87 nursing home regulations and implementation of the Resident Assessment Instrument: effects on process quality.. Journal of the American Geriatrics Society. 45(8):977-85.

Hawes C., Morris J.N, Phillips C.D, Fries B.E, Murphy K., Mor V..  1997.  Development of the nursing home Resident Assessment Instrument in the USA. Age & Ageing. 26(Suppl 2):19-25.

Mor V., Intrator O., Fries B.E, Phillips C., Teno J., Hiris J., Hawes C., Morris J..  1997.  Changes in hospitalization associated with introducing the Resident Assessment Instrument.. Journal of the American Geriatrics Society. 45(8):1002-10.

Morris J.N, Fries B.E, Mehr D.R, Hawes C., Phillips C., Mor V., Lipsitz L.A.  1994.  MDS Cognitive Performance Scale. Journal of Gerontology. 49(4):M174-82.

Morris J.N, Nonemaker S., Murphy K., Hawes C., Fries B.E, Mor V., Phillips C..  1997.  A commitment to change: revision of HCFA's RAI.. Journal of the American Geriatrics Society. 45(8):1011-6.

Phillips C.D, Chu C.W, Morris J.N, Hawes C..  1993.  Effects of cognitive impairment on the reliability of geriatric assessments in nursing homes. Journal of the American Geriatrics Society. 41(2):136-42.