What is the FLiRT Covid variant — and how dangerous is the summer wave? - The Times
- What is the FLiRT Covid variant — and how dangerous is the summer wave? The Times
- Covid: Is there a summer wave and what are FLiRT variants? BBC
- Summer wave of Covid in England: how worried should I be? The Guardian
- Covid-19: Are we seeing a summer wave? The BMJ
- Summer Covid wave continues as experts urge caution inews