Hookworms, hygiene, health... and 'Alcopar' / Burroughs Wellcome & Co. (the Wellcome Foundation Ltd.).
- Burroughs Wellcome and Company.
- Date:
- 1965
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Hookworms, hygiene, health... and 'Alcopar' / Burroughs Wellcome & Co. (the Wellcome Foundation Ltd.). Source: Wellcome Collection.