COVID-19 disease research hub

A Phase IIb/III, Double-Blind, Randomised, Active-Controlled, Multi-Center, Non-Inferiority Clinical Trial, to assess the safety and immunogenicity of a booster vaccination with an adapted recombinant protein RBD fusion homodimer candidate (PHH-1V81) against SARS-CoV-2, in adults vaccinated against COVID-19.