Calf (cowpox) vaccine pustules: five stages from the fifth to the ninth day after vaccination. Watercolour by F. Collins, 1885.
- Collins, F.
- Date:
- 1885
- Reference:
- 560593i
Licence: Public Domain Mark
Credit: Calf (cowpox) vaccine pustules: five stages from the fifth to the ninth day after vaccination. Watercolour by F. Collins, 1885. Wellcome Collection. Source: Wellcome Collection.
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