COVID-19 <%ec%8b%a4%eb%a6%ac%ec%bd%98%eb%b0%b8%eb%a6%ac%ec%97%90%ec%84%9c class="post-title"> 실리콘밸리에서 코비드-19 면역 여권 개발 완료!(Quantum Materials Corp & COVID-19 Immunity Passports) May 2, 2020