Riccardi , Bruno, Sergio Resta, and Giacomo Resta. “Polifunctional Liposomes With Oligoelements and Vitamins to Prevent COVID-19 Infection”. Current Practice in Medical Science Vol. 5 (July 14, 2022): 145–160. Accessed June 11, 2026. https://stm.bookpi.org/CPMS-V5/article/view/7664.