
YANGON, July 12 (Xinhua): Myanmar's Ministry of Health has confirmed the first six cases of Omicron BA.4 and BA.5 subvariants of the Covid-19 pandemic.
According to the ministry's release on Monday, SARS-CoV-2 variant Omicron BA.4 was found in one sample and BA.5 in five samples of returnees from foreign countries after a total of 16 laboratory samples of returnees who have been infected with Covid-19 were performed at the Department of Medical Research on June 30.
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