Gharibi, S., Azimian-Zavareh, V., & Mirhendi, S. H. "Study of the Possible Origin and Evolution of Coronaviruses, Focusing on Recent 2019 Novel Coronavirus (COVID-19)", Journal of Isfahan Medical School, 38, 602, 2021, 900–913. doi: 10.22122/jims.v38i602.13076