Source: China – South China Morning PostA senior Chinese health official has called on the World Health Organization to scrap late-stage human trials as a criterion for its coronavirus vaccine emergency use listing.The call comes days after a second Chinese Covid-19 vaccine was granted the listing.Zeng Yixin, vice-minister of the National Health Commission, said the WHO should consider replacing phase 3 human trials with data relating to neutralising antibody levels – an indicator of immunity – generated by the vaccines under…Read More