M, Daneshvar, et al. “An Unusual Case of Primary Cardiac Large B-Cell Lymphoma Presenting As Cardiac Tamponade A in Chronically Immunosuppressed Patient”. Cardiology and Cardiovascular Medicine, vol. 4, no. 4, July 2020, pp. 299-04, http://www.fortunejournals.org/ojs/index.php/ccm/article/view/15884.