Abusnina, Waiel, Hazim Bukamur, and Fuad Zeid. “McConnell Sign in a Patient With Massive Acute Pulmonary Embolism”. The Southwest Respiratory and Critical Care Chronicles 8, no. 35 (July 23, 2020): 77-79. Accessed November 3, 2024. https://pulmonarychronicles.com/index.php/pulmonarychronicles/article/view/725.