The power of viruses to bring about devastating epidemics in human societies has resulted in the concern that viruses could possibly be weaponised for biological warfare. Even more problem was raised because of the productive recreation from the infamous 1918 influenza virus in a laboratory.[229] 国家安全国家安全部组织召开中央和国家机关国家安全人民防线建设工作会议 A perfectly-crafted ... https://www.youtube.com/watch?v=yuDuOj8DrOo