Right Ventricular Septal Pacing to Produce Narrow QRS Duration in Patient with High Degree 2:1 AV Block. eCl [Internet]. 2025 Mar. 21 [cited 2026 Nov. 1];13(2):208-13. Available from: https://ejournal.unsrat.ac.id/v3/index.php/eclinic/article/view/56247