“A STUDY OF LEFT ATRIAL APPENDAGE FLOW BY DOPPLERTRANSESOPHAGEAL ECHOCARDIOGRAPHY IN PATIENTS WITHATRIAL SEPTAL DEFECT” (2009) Al-Nahrain Journal of Science, 12(1), pp. 52–60. Available at: https://anjs.edu.iq/index.php/anjs/article/view/1262 (Accessed: 5 May 2024).