Khan, R. (2020) “Patent Foramen Ovale Closure and Medical Therapy for Cryptogenic Stroke: Evidence from Randomized Controlled Trials and Beyond”, Cardiology and Cardiovascular Medicine, 4(3), pp. 203–217. Available at: http://www.fortunejournals.org/ojs/index.php/ccm/article/view/15836 (Accessed: 21 June 2026).