COVID 19 Severity of Pneumonia Analysis Using Chest X Rays. - Narayana Darapaneni; Shweta Ranjane; Uday Shankar Pallavajula Satya; D. Krishna prashanth; M. Harichandan Reddy; Anwesh Reddy Paduri; Aravind Kumar Adhi; Vachaspathi Madabhushanam (ICIIS, 2020)