Brazil joins ranks of Chinese vaccine backers

One more foreign country has accredited the safety and efficacy of a Chinese vaccine. Brazil’s state-backed Butantan Institut and the health authority of the state of Sao Paulo have both corroborated claims from China’s Sinovac Biotech about its attenuated vaccine.  Their endorsement is borne out by preliminary data from third-stage human trials in the South American … Continue reading Brazil joins ranks of Chinese vaccine backers