P. Ravindranath Reddy, M. Sanjeevappa, Malikireddy Himabindu, K. Laxminarayana, and G.V. Ramadevi. 2021. “Clinical Spectrum of Covid-19 in Children: A Retrospective Study in Tertiary Care Covid Hospital”. International Journal of Health and Clinical Research 4 (24):273-76. https://ijhcr.com/index.php/ijhcr/article/view/3845.