The European Union is experiencing another surge in COVID-19 cases as member countries continue to lift restrictions and return to pre-pandemic life, Marco Cavaleri, the head of the Biological Health Threats and Vaccines Strategy of the European Medi ...
The subvariant of the Omicron strain of the coronavirus dubbed BA.2 requires further study to understand to what extent it is distinct from its original - the Omicron - regarding contagiousness and other factors, Marco Cavaleri, the head of Biologica ...