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  • bitdays.co.kr/2021/05/17/covid-19-%ec%b6%a9%ea%b2%a9%ec%9d%b4-%ec%82%b0%ec%97%85%ec%97%90-%ea%b8%b0%ea%b3%84-%ed%95%99%ec%8a%b5-%eb%b0%8f-%eb%b9%85-%eb%8d%b0%ec%9d%b4%ed%84%b0-%eb%b6%84%ec%84%9d-%ea%b5%90%ec%9c%a1-%ec%8b%9c/ (port 80)