Al-Terki, Hani, et al. “The Safety and Efficacy of Ultrasound-Accelerated-Catheter-Directedthrombolysis With Urokinase in Patients With Intermediate-High Risk Pulmonary Embolism”. Cardiology and Cardiovascular Medicine, vol. 7, no. 2, Mar. 2023, pp. 79-85, https://fortunejournals.org/ojs/index.php/ccm/article/view/16395.