The detection rate of 'Stealth Omicron', which is more contagious than Omicron, was 26.3% as of the 14th, a 3.4%p increase from 22.9% the previous week, and surged to 45.7% in overseas imports. The stealth omicron (BA.2) detection rate in Korea is on the rise from the 3rd week of February to the 1st week of March by 4.9→10.3→22.9→26.3%. According to CNBC on the 15th, the number of confirmed infe..