A community vaccination program. A report on the introduction and subsequent use of Salk polio vaccine in Omaha and Douglas County.
D006801:Humans; D017589:Immunization Programs; D011051:Poliomyelitis / Q000276:immunology*; D011054:Poliovirus Vaccine, Inactivated; D012111:Residence Characteristics; D014611:Vaccination
D011054:Poliovirus Vaccine, Inactivated
POLIOMYELITIS/immunology