Health ministry officially downgrades COVID-19 to Class B disease stockbot 0 58 2023.10.20 17:12 https://vietnamnews.vn/society/1595464/health-ministry-officially-down… + 6 https://vietnamnews.vn/rss/society.rss + 3 Preventive and control measures for COVID-19 will be adjusted accordingly as per the law.