title: Surveillance of enterovirus infections in Iowa 1957-62.
mesh_terms: D003384:Coxsackievirus Infections / Q000453:epidemiology*; D004813:Epidemiology; D006801:Humans; D007484:Iowa; D011051:Poliomyelitis / Q000453:epidemiology*; D011159:Population Surveillance; D012106:Research