Faisal mourad, Cardiothoracic Surgery department, Faculty of Medicine, Ain Shams University, Cairo
4 August 2015
The author of this article, Faisal Mourad, was also affiliated during the time of publishing of this article to The Cardiothoracic surgery department, Faculty of Medicine, Ain Shams University, Cairo.
Author affiliation ammmendment
4 August 2015
The author of this article, Faisal Mourad, was also affiliated during the time of publishing of this article to The Cardiothoracic surgery department, Faculty of Medicine, Ain Shams University, Cairo.Competing interests
No conflicts of interest to declare.