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The debate on the mix of anti-Covid vaccine doses is meeting different opinions in the scientific community. Fabrizio Pregliasco, health director of the IRCCS Galeazzi Orthopedic Institute of Milan and researcher in General and Applied Hygiene at the University of Milan: “Studies confirm the efficacy, only a slight increase in local adverse events. It can be used in the sense of side, even for those over 60 “. Pregliasco also clarifies what is meant by “recommended vaccine” for certain age groups. And on serological tests he says: “Lost time, they are not yet standardized”
By Francesco Castagna