“Susceptibility of the Elderly to SARS-CoV-2 Infection: ACE-2 Overexpression, Shedding, and Antibodydependent Enhancement (ADE)”. Clinics 75 (May 26, 2020): e1912. Accessed June 2, 2024. https://www.journals.usp.br/clinics/article/view/170113.