Pãosinho, Ana, Ana Luísa Esteves, and António João Pereira. “From the Gut to the Heart: Cardiac Tamponade Due to Lymphatic Metastasis”. European Journal of Case Reports in Internal Medicine 6, no. 2 (February 11, 2019). Accessed April 30, 2024. https://www.ejcrim.com/index.php/EJCRIM/article/view/1033.