Sathian, B., Asim, M., Banerjee, I., Roy, B., Pizarro, A. B., Mancha, M. A., … Al Hamad, H. (2021). Development and implementation of a potential coronavirus disease 2019 (COVID-19) vaccine: A systematic review and meta-analysis of vaccine clinical trials. Nepal Journal of Epidemiology, 11(1), 959–982. https://doi.org/10.3126/nje.v11i1.36163