Who would have thought two years ago that most of us would be familiar with the Greek alphabet? It seems not too long ago that Delta was the variant of concern in Covid-19 cases.Globally, Omicron has spread like wildfire, with the US reporting a record single-day number of over 1 million new cases in early January. The highly infectious variant has wreaked havoc around the world, straining health systems and public services.Countries have responded in various ways – locking down, introducing…
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