Karon S.L, Sainfort F., Zimmerman D.R.  1999.  Stability of nursing home quality indicators over time. Medical Care. 37(6):570-9.

Karon S.L, Zimmerman D.R.  1996.  Using indicators to structure quality improvement initiatives in long-term care. Qual Manag Health Care. 4(3):54-66.

Zimmerman D.R, Jewell K.E, Karon S.L.  1998.  Using resident assessment data to improve nutritional care in nursing homes: the power of information. Nutrition. 14(4):410-5.

Zimmerman D.R, Karon S.L, Arling G., Clark B.R, Collins T., Ross R., Sainfort F..  1995.  Development and testing of nursing home quality indicators. Health Care Financ Rev. 16(4):107-27.