Lee, Dae In Cause of chest pain in a patient with previous myocardial infarction: look outside the heart for extracardiac mass. [electronic resource] - Chonnam medical journal Dec 2011 - 177-80 p. digital Publication Type: Case Reports; Journal Article ISSN: 2233-7393 Standard No.: 10.4068/cmj.2011.47.3.177 doi