De Sanctis, Vincenzo, Elsaid M.A Bedair, Ashraf T Soliman, Arun Prabhakaran Nair, Muna A. Al Masalamani, and Mohamed Yassin. 2020. “Proposed Scoring System for Evaluating Clinico-Radiological Severity of COVID- 19 Using Plain Chest X- Ray (CXR) Changes (CO X-RADS): Preliminary Results: Scoring Chest X-Ray and Covid-19”. Acta Biomedica Atenei Parmensis 91 (4):e2020172. https://doi.org/10.23750/abm.v91i4.10664.