A phase III clinical trial on the immunogenicity of a tetanus vaccine, adsorbed in individuals aged 18 years and above in China
ObjectiveTo evaluate the immunogenicity of a tetanus vaccine, adsorbed (TTVA) in people aged 18 years and above.MethodsA randomized, double-blinded, and positive controlled clinical trial was conducted in Bijie, Guizhou Province, China. Participants ag…