Tests show BA.5/BA.4 subvariants surging in Bangkok

  RANDOM TESTS conducted by the Public Health Ministry’s Medical Sciences Department last week showed that the proportion of BA.4/BA.5 Omicron subvariant cases has risen to 72.3% in Bangkok, TV Channel 7 said today (July 11) Dr. Supakit Sirilak, this department’s head, said of the 570 random samples tested 280 were found to be to

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