Damiano C., Onder G., Luo H., Chai Y., Dai L., Calderon-Larranaga A., Turcotte L., Hasa J., Hirdes J., Makela M. et al..  2022.  Identification of multimorbidity patterns in older adults receiving long-term care in Canada, Italy, Finland and New Zealand: Results from the ICARE4OLD project. European Geriatric Medicine. 13(Supplement 1):S37.

Landi F., Onder G., Carpenter I., Garms-Homolova V., Bernabei R..  2005.  Prevalence and predictors of influenza vaccination among frail, community-living elderly patients: An International Observational Study. Vaccine. 23(30):3896-3901.

Landi F., Russo A., Cesari M., Barillaro C., Onder G., Zamboni V., De Santis A., Pahor M., Ferrucci L., Bernabei R..  2005.  The ilSIRENTE study: A prospective cohort study on persons aged 80 years and older living in a mountain community of Central Italy. Aging - Clinical and Experimental Research. 17(6):486-493.