A poster promoting vaccination against polio

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Size: 1400px × 1698px
Photo credit: © CBW / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: childhood, children, disease, diseases, health, herd, immunisation, immunity, national, oral, polio, poliomyelitis, poster, posters, program, programme, protection, public, vaccination, vaccine, vintage, wellbee