Saqib, Muhammad, Rahim Khan, Tariq Ahmad, Kamran Khan, Ziyad Ahmad, and Muhammad Arsalan Azmat Swati. 2021. “Early Orthopedic Surgery in Intermediate-Low and Low-Risk Pulmonary Embolism Patients: A Multi-Centre Study to Determine the Safety of Surgical Intervention”. Pakistan Journal of Chest Medicine 27 (4):295-303. https://pjcm.net/index.php/pjcm/article/view/765.