Us centers for disease control and prevention published a research report, according to the serum positive research method, according to the results by the end of February this year, about 75% of U.S. children and adolescents with the blood infection will be obtained antibodies against coronavirus to show that they were infected with a new […]
The Institute for Health Metrics and Evaluation estimates that only 7 percent of cases are detected in The United States, meaning The actual number of recent infections in The United States could be 14.5 times higher than officially reported. The last time infection rates were this low was at the beginning of the outbreak, in […]
There were 27,853 new confirmed cases of COVID-19 in the United States in the past 24 hours as of 23:59 ET on April 12, according to Johns Hopkins University data on April 13. A total of 561 deaths were reported. On April 13, the US government announced that it will extend a nationwide ban on […]
Within ten days, covid-19 confirmed the number of confirmed cases increased by 50%. Philadelphia, Pennsylvania, 11 announced the resumption of indoor masks. It is also the first major city in the United States to resume the indoor mask order, AP reported on the 12th. According to the report, Philadelphia ended the mask order on March […]
“Outbreaks are expected to continue everywhere, especially in areas where transmission prevention measures have been lifted.” So warned WHO Director-General Tedros Adhanom Ghebreyesus in mid-March. However, as the Novel Coronavirus and its reengineered variant strain of coronavirus wreaked havoc around the world, some countries, including the UK, the US and Germany, have chosen to gradually […]
What mask is suitable? At present, the masks you can see on the market mainly include: medical protective masks with the highest protection level (such as N95), medical surgical masks commonly used in invasive operating environments such as operating rooms and ordinary disposable medical masks. In addition, there are cotton masks and sponge masks worn […]
