Samuel Siegfried von Basch: Sphygmomanometer
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Samuel Siegfried von Basch: Sphygmomanometer. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Samuel Siegfried von Basch: Sphygmomanometer. Wellcome Collection. Source: Wellcome Collection.