Prevention of food poisoning by covering hand infections with a plaster, avoiding touching food, and keeping hands clean. Colour lithograph, ca. 1963.

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: Prevention of food poisoning by covering hand infections with a plaster, avoiding touching food, and keeping hands clean. Colour lithograph, ca. 1963. Wellcome Collection. Source: Wellcome Collection.