title: The 1961 Middletown Oral Poliovirus Vaccine Program. IX. Isolation of enteroviruses from sewage before and after vaccine administration.
mesh_terms: D004770:Enterovirus; D006801:Humans; D011051:Poliomyelitis / Q000276:immunology*; D011055:Poliovirus Vaccine, Oral; D012722:Sewage
chemical_list: D011055:Poliovirus Vaccine, Oral; D012722:Sewage
keywords: POLIOMYELITIS/immunology