coronavirus variant that has caused higher infection rates in the UK has now been detected in Japan.Three Japanese citizens tested positive for the mutated strain after returning from the UK.The travellers, two women in their 20s and a man in his 30s, got back to Japan between December 14 and 17.
They initially tested negative for Covid-19, but afterwards developed symptoms and have since been hospitalised. One of their family members has also tested positive and is due to be admitted to hospital today.
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