4 Laennec stethoscopes.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: 4 Laennec stethoscopes. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: 4 Laennec stethoscopes. Wellcome Collection. Source: Wellcome Collection.