Diagnostic Accuracy of Lead aVR (in surface ECG) for Confirming Atrio Ventricular Nodal Reentry Tachycardia. ccm [Internet]. 2024 Jun. 18 [cited 2026 Sep. 18];8(3):241-6. Available from: https://fortunejournals.org/ojs/index.php/ccm/article/view/16499