The World Health Organization says the B.1.617 variant first found in India in October had been detected in more than 4,500 samples uploaded to an open-access database from 44 countries.
The UN health agency said the B.1.617 variant of Covid-19, first found in India in October, had been detected in more than 4,500 samples uploaded to an open-access database "from 44 countries in all six WHO regions".
The WorldHealth Organization says the B.1.617 variant first found in India in October had been detected in more than 4,500 samples uploaded to an open-access database from 44 countries.