الفهرس 
INTRODUCTION
COMPLICATIONSOnly 14 pages are availabe for public view
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Abstract
The ductus arteriosus is a fetal communication between the descending aorta just distal to the left subclavian artery and the main pulmonary artery near its bifurcation A patent ductus arteriosus (pDA)occurs when the ductus arteriosus fails to close.