https://newsis.com/view/?id=NISX20200505_0001014574&cID=10101&pID=...... 영미권 정보동맹 "코로나19, 中연구소 아닌 시장서 발원" https://newsis.com/view/?id=NISX20200505_0001014574&cID=10101&pID=... blog.naver.com/motokim08/221947595797
