The long form or 2nd type of Laennec stethoscope.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: The long form or 2nd type of Laennec stethoscope. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: The long form or 2nd type of Laennec stethoscope. Wellcome Collection. Source: Wellcome Collection.