The Omicron XBB subvariant may be the cause of the increase in COVID-19 cases in the National Capital Region last month, OCTA Research fellow Dr. Guido David said Sunday.
A test tube labeled"COVID-19 Omicron variant test positive" is seen in this illustration picture taken January 15, 2022. Subvariants of the Omicron variant have surfaced, with the XBB being seen as the cause of the rise in COVID-19 cases in Metro Manila in September 2022. REUTERS/ Dado Ruvic/ Illustration/ File Photo
In a Super Radyo dzBB interview, David recalled the transmission of the more transmissible Omicron variant in January, and the start of surge of the Omicron BA.5 and BA.4 subvariants in June.
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