The mutated strain is currently in circulation in northern Vietnam, where epicenters of the ongoing fourth wave of infections are located
A total of 1,340 domestic cases have been recorded since April 27
Ninety-seven patients were recorded in Bac Giang Province alone
The health ministry had announced 33 new domestic cases in its first update on Wednesday morning
Most sources of infection have been found
Only one local case has been recorded in Ho Chi Minh City in the current wave but the risk of an outbreak is still very high
A total of 170 domestically-transmitted cases were confirmed from 6:00 am on Sunday to 6:00 am on Monday
The man retested positive on May 6
The suspected case retested positive on May 6
Twenty-four patients were reported at a hospital in Hanoi
Twenty-four patients were reported at a hospital in Hanoi