Contraction, premature, atrial, aberrant
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Contraction, premature, atrial, aberrant. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Contraction, premature, atrial, aberrant. Wellcome Collection. Source: Wellcome Collection.