Landi F., Onder G., Cattel C., Gambassi G., Lattanzio F., Cesari M., Russo A., Bernabei R..  2001.  Functional status and clinical correlates in cognitively impaired community-living older people. J Geriatr Psychiatry Neurol. 14(1):21-7.

Gambassi G., Landi F., Lapane K.L, Sgadari A., Mor V., Bernabei R..  1999.  Is drug use by the elderly with cognitive impairment influenced by type of dementia? Pharmacotherapy. 19(4):430-6.