
2021: The year of variants
The year began with Alpha, and ends with Omicron. What have we learnt?
Omicron – mild or monster?
Cases of the latest coronavirus variant are mild, so far – but that’s not the whole story

The year began with Alpha, and ends with Omicron. What have we learnt?
Cases of the latest coronavirus variant are mild, so far – but that’s not the whole story