China’s CanSino Biologics Inc said on Sunday that its recently developed COVID-19 vaccine has been approved by the country’s drug regulator for emergency use as a booster, potentially benefiting its business. The inhaled version of Cansino’s adenovirus-vectored COVID-19 vaccine has obtained the green light from the National Medical Products Administration, the company said in a… Read More China approves CanSino’s inhaled coronavirus vaccine for emergency use