Numerous studies of sIPV have been conducted in clinical trials in infants and older children and have shown a favorable safety profile and immunogenicity, similar to those of wIPV.
A large number of studies on SIPV have been carried out in clinical trials of infants and older children, and show good safety and immunogenicity, which is similar to the results of wupv.
A large number of studies on sIPV have been carried out in clinical trials of infants and older children, and show good safety and immunogenicity, similar to the results of wIPV.