A. D. Waller, physiologist
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: A. D. Waller, physiologist. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: A. D. Waller, physiologist. Wellcome Collection. Source: Wellcome Collection.