The global pandemic was caused by a novel coronavirus outbreak in Wuhan, China in late December 2019. In Wuhan, China, SARS-CoV-1 (Wuhan-Hu1) is transmitted from bats to humans. Then it moved from Wuhan to Europe, Asia, and Africa, causing a catastrophic outbreak. SARS-CoV-2, a genetically varied version of SARS-CoV-1,...