Abdulsalam Y Taha* & Jaffar Shehatha@
*MB,ChB, FICMS, Professor and Head of Dept. of Thoracic and Cardiovascular Surgery, College of
Medicine, University of Sulaimania, Iraq. @ MB,ChB, FICMS, FRCS, FRACS, Senior Lecturer,
University of Western Australia, Perth, Australia.
Correspondence to: DR. ABDULSALAM Y TAHA, E MAIL: Salamyt_1963@Hotmail.Com