美国直到2月14日才说将在5个城市开始对有流感症状的病人进行新冠病毒检测。根据CDC数据,至2月21日为止,美国全国一共只检测了414人,而且都是针对海外入境者。
CDC Begins to Test Patients with Flu-like Symptoms for Coronavirus
The CDC plans to expand this initiative to more cities in the coming weeks with the goal of eventually conducting national surveillance in order to guide response strategy.
“This is an extra layer of our response that will help us detect if and when this virus is spreading in the community,” said Nancy Messonnier, MD, director of the CDC’s Center for Immunization and Respiratory Diseases. “All of our efforts are now to prevent the sustained spread of the virus in our community, but we need to be prepared for the possibility that it will spread.”