Tayyab, D. F.; AHMED, D. A.; KAYANI, A. M.; AHMED, D. W.; RAZA, D. A.; AZIZ, D. S. ROLE OF DISTAL PROTECTION DEVICE IN PREVENTION OF DISTAL EMBOLIZATION DURING PCI OF SAPHENOUS VEIN GRAFTS AT AFIC/NIHD; AN EXPERIENCE OF 26 CASES. Pak Heart J 2012, 42.