Giugno, Vincenza, Giulia Di Marzio, Andrea Domanico, and Esterita Accogli. “Lung Ultrasound (LUS) in COVID-19 Pneumonia: Usefulness in Two Atypical Cases”. European Journal of Case Reports in Internal Medicine 7, no. 8 (June 26, 2020). Accessed May 20, 2024. http://www.ejcrim.com/index.php/EJCRIM/article/view/1800.