Omicron Strain Likely To Have Originated in West Africa, Study Reveals

3 yıl önce
First identified a year ago in Botswana and South Africa, a variant of SARS-CoV-2 later dubbed omicron, spread around the world at incredible speed. There is still no evidence of how, where and when exactly this coronavirus strain originated. A new study made an attempt to shed light on its origins casting doubt on existing hypotheses.