Medical stethoscope and red heart lying on a cardiogram. Cardiotherapist, heart rate monitor, cardiac physics, heart rate measurement, arrhythmia, 911, as well as the concept of resuscitation. Calendar #362790638
Medical stethoscope and red heart lying on a cardiogram. Cardiotherapist, heart rate monitor, cardiac physics, heart rate measurement, arrhythmia, 911, as well as the concept of resuscitation. Calendar #362790638