Ong, Peter Coronary artery spasm as a cause for myocardial infarction in patients with systemic inflammatory disease. [electronic resource] - International journal of cardiology Aug 2011 - e32-4 p. digital Publication Type: Case Reports; Letter ISSN: 1874-1754 Standard No.: 10.1016/j.ijcard.2011.03.043 doi Subjects--Topical Terms: AgedArthritis, Rheumatoid--complicationsCoronary Vasospasm--complicationsFemaleHumansMiddle AgedMyocardial Infarction--etiologyPolymyositis--complicationsRadiography