The Centre for Medical Genomics at Thailand’s Ramathibodi Hospital is closely monitoring a new sub-variant of the COVID-19 Omicron variant, BA.4.6, which spreads faster than others, including BA.4 and BA.5, although it has not been detected in Thailand yet. https://www.thaipbsworld.com/more-transmissible-covid-19-sub-variant-ba-4-6-not-yet-detected-in-thailand/ PBS World