Intramuscular injections and vaccine-associated poliomyelitis.
Sepkowitz
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D004196:Disease Outbreaks; D006801:Humans; D007273:Injections, Intramuscular / Q000009:adverse effects; D011051:Poliomyelitis / Q000453:epidemiology / Q000209:etiology* / Q000821:virology; D011055:Poliovirus Vaccine, Oral / Q000009:adverse effects*; D012383:Romania / Q000453:epidemiology
D011055:Poliovirus Vaccine, Oral