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What is All are false regarding polio virus except: and explain in detail?
Ans. (b) Inactivated vaccine is given IM Inactivated poliovaccine or IPV (salk type) is given subcutaneously or IM. Other options Option L. Most cases of polio are asymptomatic Option c Dose schedule of IPV: First dose when infant is 6 weeks old Additional doses are recommended prior to school entry and then every five years until the age of 18. Option d These are three serotypes of polio virus Most outbreaks of paralytic polio are due to type 1.