R, Praveen Babu, Arun kumar S, and Sakthivel V. “Post Systolic Motion – A Marker for Ischemia in Left Bundle Branch Block”. Cardiology and Cardiovascular Medicine 6, no. 5 (September 20, 2022): 456–460. Accessed June 21, 2026. https://fortunejournals.org/ojs/index.php/ccm/article/view/16307.