Gambassi, G., Lapane, K. L., Sgadari, A., Carbonin, P., Gatsonis, C., Lipsitz, L. A., Mor, V., Bernabei, R. 2000. Effects of angiotensin-converting enzyme inhibitors and digoxin on health outcomes of very old patients with heart failure. SAGE Study Group. Systematic Assessment of Geriatric drug use via Epidemiology. Arch Intern Med. 160 (1) 53-60.
Mitchell, S. L., Kiely, D. K., Lipsitz, L. A. 1998. Does artificial enteral nutrition prolong the survival of institutionalized elders with chewing and swallowing problems?. Journals of Gerontology Series A-Biological Sciences & Medical Sciences. 53 (3) M207-13.
Flacker, J. M., Kiely, D. K. 1998. A practical approach to identifying mortality-related factors in established long-term care residents. J Am Geriatr Soc. 46 (8) 1012-5.
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.
Perls, T. T., Morris, J. N., Ooi, W. L., Lipsitz, L. A. 1993. The relationship between age, gender and cognitive performance in the very old: the effect of selective survival. Journal of the American Geriatrics Society. 41 (11) 1193-201.