“The clinical trial which involved 10,025 children aged 2 to 14 years old, indicated a “very low” 56% efficacy rate for Dengvaxia vaccine.”
Vera Files rated this: Needs context
Vera Files says: As of July 14, the World Health Organization (WHO) requires vaccines to have a “high efficacy rate of 50% or above. The WHO noted that Dengvaxia has an efficacy rate of about 80% among children within the age range of 9…