그간 일부 감염자가 핵산 검사에서 음성 판정을 받은 사실이 알려지면서 논란이 많았는데 이 방식으로 다시 회귀하는 셈이기 때문이다.
There has been a lot of controversy as it became known that some infected people had been tested negative in nucleic acid tests, but it is because they are returning to this method.