Boccalone, Eugenio, Veronica Maria Lanni, and Valerio Massimo Magro. “Role of Natural Drugs in Severe Acute Respiratory Syndrome Coronavirus 2: Potential Beneficial Effects in Prevention or Prior Treatment in Elderly and Cancer Patients”. Geriatric Care 6, no. 1 (April 15, 2020). Accessed November 21, 2024. https://www.pagepressjournals.org/gc/article/view/9016.