Poli, Silvia, Eugenia Cao di San Marco, Elisa Andrighi, and Elena A.M. Vegni. “COVID-19 Older Hospitalized Patients: Three Clinical-Psychological Patterns”. JOURNAL OF GERONTOLOGY AND GERIATRICS 69, no. 1 (October 15, 2020): 79-83. Accessed March 8, 2021. http://www.jgerontology-geriatrics.com/article/view/305.