Hellow guys, Welcome to my website, and you are watching [스피드뉴스] 감염병 위험은 잦아들다가도 재유행 때 더 큰 위험으로 다가왔다 / YTN 사이언스. and this vIdeo is uploaded by YTN 사이언스 투데이 at 2020-05-19T03:32:20-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
