According to U.S. media reports, on December 22, the Omicron strain had spread to 50 U.S. states and Washington, D.C.
In addition to the United States, in some European countries, the number of new...
Looking back on 2021, the new crown epidemic has had a certain impact on the global economy, and it has also made the development of the medical industry full of challenges. Academic services, and ...
With the surge in healthcare expenditures, frequent changes in people’s lifestyles, high disposable income, increased prevalence of cardiovascular diseases, and an increase in the elderly pop...