EGYPT is ramping up production of the Sinovac coronavirus vaccine as it aims to become a hub for vaccine exports to Africa and protect its own population of more than 100 million from a fourth wave of infections. The government is preparing new facilities that it says could produce several million vaccine doses daily and is also in talks with an unspecified European vaccine producer. "We are currently in discussions with other companies because it is important to us that we diversify our sources, and hopefully soon we will announce our partnership with a European company," said Dr Heba Wali,…