![A case of variant angina treated with a pacemaker for cardiopulmonary arrest due to complete atrioventricular block and pulseless electrical activity - ScienceDirect A case of variant angina treated with a pacemaker for cardiopulmonary arrest due to complete atrioventricular block and pulseless electrical activity - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1880427613000124-gr3.jpg)
A case of variant angina treated with a pacemaker for cardiopulmonary arrest due to complete atrioventricular block and pulseless electrical activity - ScienceDirect
Supraventricular pacemaker underdrive in the absence of sinus nodal influences in the conscious dog.
![CMR and CT of the Patient With Cardiac Devices: Safety, Efficacy, and Optimization Strategies - ScienceDirect CMR and CT of the Patient With Cardiac Devices: Safety, Efficacy, and Optimization Strategies - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1936878X19302426-gr6.jpg)