Knowing the environmental and human-related variables that characterize the favorable areas for the incidence of the West Nile virus, a flavivirus that is transmitted from birds […]
France may need to impose new local restrictions to deal with a worsening COVID-19 situation as it scrambles to avoid a new national lockdown, a government […]
China’s CanSino Biologics and a unit of Sinopharm said Wednesday they have applied for public use of their COVID-19 vaccines, and announced efficacy rates.