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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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All are false regarding polio virus except:
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The correct answer is  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.