Ankri J., Andrieu S., Beaufils B., Grand A., Henrard J.C.  2005.  Beyond the global score of the Zarit Burden Interview: Useful dimensions for clinicians. International Journal of Geriatric Psychiatry. 20(3):254-260.

Carpenter G.I, Hastie C.L, Morris J.N, Fries B.E, Ankri J..  2006.  Measuring change in activities of daily living in nursing home residents with moderate to severe cognitive impairment. BMC geriatrics. 6:7.