Ansari, Mohammad, and Solomon Spiegel. “Patent Foramen Ovale Closure: To Do or Not to Do!”. The Southwest Respiratory and Critical Care Chronicles 6, no. 22 (January 19, 2018): 1-3. Accessed December 4, 2024. https://pulmonarychronicles.com/index.php/pulmonarychronicles/article/view/442.