Division of Cardiology;
Beni-Suef University Hospital;
Beni-Suef;
Egypt;
Division of Cardiology;
Heatherwood & Wexham Park Hospitals;
London;
UK;
Division of Cardiology;
Royal Brompton Hospital;
Imperial College;
London;
UK;
Bare; Metal; Stent; DRUG; Eluting; Stent; Ostial; Coronary; Lesions;