Ralli, Massimo, Chiara Cedola, Suleika Urbano, Ottavio Latini, Natalia Shkodina, Aldo Morrone, Andrea Arcangeli, and Lucia Ercoli. “Assessment of SARS-CoV-2 Infection through Rapid Serology Testing in the Homeless Population in the City of Rome, Italy. Preliminary Results”. Journal of Public Health Research 9, no. 4 (December 22, 2020). Accessed January 23, 2021. https://jphres.org/index.php/jphres/article/view/1986.