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MLA Citation
K. M. Krishnamoorthy et al.. “Letter to the Editor and Response: Percutaneous Closure of Atrial Septal Defects Under Transthoracic Echocardiography Without Fluoroscopy.” Journal of interventional cardiology, vol. 29, n.d., pp. 439–440. http://access.bl.uk/ark:/81055/vdc_100035004744.0x000006