Reference (Sept-20-A3)

1. Shereen, M. A., Khan, S., Kazmi, A., Bashir, N., & Siddique, R. (2020). COVID-19 infection: Origin, transmission, and characteristics of human coronaviruses. Journal of advanced research, 24, 91–98.
2. Iftikhar, N. (2020, April 02). Herd Immunity: What It Means for COVID-19. Retrieved June 25, 2020, from
3. Hasöksüz, M., Kiliç, S., & Saraç, F. (2020). Coronaviruses and SARS-COV-2. Turkish journal of medical sciences, 50(SI-1), 549–556.
4. Malik, Y. S., Sircar, S., Bhat, S., Sharun, K., Dhama, K., Dadar, M., Tiwari, R., & Chaicumpa, W. (2020). Emerging novel coronavirus (2019-nCoV)-current scenario, evolutionary perspective based on genome analysis and recent developments. The veterinary quarterly, 40(1), 68–76.
5. Vincent, I. (2020, May 23). Coronavirus immunity could disappear after six months, study finds. Retrieved June 25, 2020, from months-study/%C2%A0
6. Corum, J., Grady, D., Wee, S., & Zimmer, C. Coronavirus Vaccine Tracker. Retrieved August 30, 2020, from
7. Radcliffe, S. (2020, June 24). Where We’re at with Vaccines and Treatments for COVID-19. Retrieved August 30, 2020, from

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