new strain of novel coronavirus found in the country, the health ministry said in a statement."All these persons have been kept in single room isolation in designated health care facilities by respective state governments.
Their close contacts have also been put under quarantine. Comprehensive contact tracing has been initiated for co-travellers, family contacts and others.
Genome sequencing on other specimens is going on," the ministry said.Also Read | How Indians lived online during 2020The six passengers were among the 114 passengers who returned from the UK between 25 November and 23 December, who tested positive for covid-19.