https://atlantak.com/%ec%98%a4%eb%af%b8%ed%81%ac%eb%a1%a0-%ed%95%98%ec%9c%84%eb%b3%80%ec%9d%b4-xbb-1-5-%ec%b4%88%eb%b9%84%ec%83%81%ed%95%9c%eb%8b%ac%ec%83%88-4%e2%86%9241/
오미크론 하위변이 XBB.1.5 초비상…한달새 4%→41%