Before revision:  SARS-CoV-2 has become a pandemic but within this very decade several other deadly virus outbreaks were witnessed by mankind like Zika virus, Ebola virus, MERS etc.
After revision:  SARS-CoV-2 has become a pandemic but within this very decade several other deadly virus outbreaks were witnessed by mankind like Zika virus, Ebola virus, MERS-coronavirus etc.