A. D. Ade, C. Vallepalli, V. R. Guthi, T. V. D. Prathyusha, and K. Nagraj, “Adverse events with COVID-19 vaccination (precaution dose) among the elderly population aged 60 years and above in South India”, Int J Community Med Public Health, vol. 10, no. 5, pp. 1926–1932, Apr. 2023.