[1]Department of Cardiology Sarawak Heart Centre 3rd Roundabout Samarahan Expressway 94300 Kota Samarahan Sarawak Malaysia;
[2]Faculty of Medicine and Health Sciences University Malaysia Sarawak 94300 Kota Samarahan Sarawak Malaysia;
[3]Clinical Research Centre Sarawak General Hospital Jalan Hospital 93586 Kuching Sarawak Malaysia;
fractional fl ow reserve; monorail pressure catheter; resting time-averaged distal coronary pressure to mean aortic pressure ratio;