Anti-Cholera vaccines, 3 Sept.1892.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Anti-Cholera vaccines, 3 Sept.1892. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Anti-Cholera vaccines, 3 Sept.1892. Wellcome Collection. Source: Wellcome Collection.