A. Priya, P. Gupta, V. Kumar, S. K. Srivastava, Y. K. Yadav, and A. Srivastava, “Call based enquiry for COVID-19 vaccine (Covishield) adverse events in a tertiary care government hospital in India”, Int J Community Med Public Health, vol. 9, no. 5, pp. 2255–2259, Apr. 2022.