'Willem Einthoven won for his galvanometer, better known as this device used to diagnose heart disease'
an electrocardiogram
NOBEL PRIZE WINNERS: Willem Einthoven won for his galvanometer, better known as this device used to diagnose heart disease
Willem Einthoven won for his galvanometer, better known as this device used to diagnose heart disease
Willem Einthoven won for his galvanometer, better known as this device used to diagnose heart disease
NOBEL PRIZE WINNERS
an electrocardiogram
NOBEL PRIZE WINNERS