Mohd Al-Baqlish Mohd Firdaus1,2, Mohd Ridzuan Mohd Said1, Mohd Firdaus Hadi2, Samshol Sukahri2, Hazira Zulkafli1, Imran Zainal Abidin2
1Department of Internal Medicine, Kulliyyah of Medicine, International Islamic University Malaysia, 25200 Kuantan, Pahang, Malaysia; 2Division of Cardiology, Department of Medicine, University Malaya Medical Centre, 59100 Kuala Lumpur, Malaysia.