Katawa, Gnatoulma, Christèle Nguepou Tchopba, Pélagie E. Tchadié, Christelle H. Simfele, Eya H. Kamassa, Marthe O. Amessoudji, Fagdéba D. Bara, Yaovi Ameyapoh, and Simplice D. Karou. “Systematic Review on COVID-19 Vaccines: Comparative Study of AstraZeneca, Pfizer-BioNTech, Sputnik V, Johnson & Johnson, Moderna and Corona Vac”. International Journal of Innovative Research in Medical Science 6, no. 11 (November 12, 2021): 784–794. Accessed December 16, 2024. https://ijirms.in/index.php/ijirms/article/view/1250.