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Sathian B, Asim M, Banerjee I, Roy B, Pizarro AB, Mancha MA, Teijlingen ER van, Varkaneh HK, Mekkodathil AA, Subramanya SH, Nascimento IJB do, Antony N, Menezes RG, Simkhada P, Al Hamad H. Development and implementation of a potential coronavirus disease 2019 (COVID-19) vaccine: A systematic review and meta-analysis of vaccine clinical trials. Nepal J Epidemiology [Internet]. 2021 Mar. 31 [cited 2022 Jan. 25];11(1):959-82. Available from: https://www.nepjol.info/index.php/NJE/article/view/36163