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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