Regional AlertMyanmar detects 17 new cases of Omicron BA.5, BA.2 subvariants February 10, 2023By MBDS Team9 February 2023. Myanmar’s MoH on Wednesday (Feb 8) reported 17 new cases of Covid-19 Omicron BA.5 and BA.2 subvariants. The cases included nine cases of Omicron BA.5 subvariant and eight cases of Omicron BA.2 subvariant.