Ruchika Lulla (Sadhwani), Priyanka Jaiswal, Narayan R. Sadhwani, and Nilesh N. Sadhwani. 2020. “Emerging Respiratory Virus: COVID-19-Basic Concepts and Its Impact on Immunisation of Vaccine Preventable Diseases”. International Journal of Research in Pharmaceutical Sciences 11 ((SPL 1):1830-35. https://ijrps.com/home/article/view/2128.