A tsunami of cases of the omicron and delta variants of Covid-19 will bring health systems to the brink of collapse, the World Health Organization (WHO) warned on Wednesday.
"I am extremely concerned that omicron, being more transmissible and circulating at the same time as delta, is causing a tsunami of cases. This is putting and will continue to put immense pressure on exhausted healthcare workers, and healthcare systems are on the brink of collapse."said WHO chief Tedros Adhanom Ghebreyesus at a press conference.
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