Pediatrics General 803cba49 Regarding polio which is true A Most of the cases are symptomatic B Spastic paralysis is seen C IM injections and increased muscular activity increases the risk of paralytic polio D Pulse polio immunization is indicated in all children less than 3 years of age High-Yield Explanation IM injections and increased muscular activity increases the risk of paralytic polio Repeat, from May 2008