1. Department of Cardiology, Institut Jantung Negara, Kuala Lumpur, Malaysia; Universiti Teknologi MARA Sungai Buloh, Selangor, Malaysia
2. Department of Cardiology, Institut Jantung Negara, Kuala Lumpur, Malaysia
3. Department of Clinical Research, Institut Jantung Negara, Kuala Lumpur, Malaysia
4. Department of Patient Education Unit, Institut Jantung Negara, Kuala Lumpur, Malaysia
5. Department of Pharmacy, Institut Jantung Negara, Kuala Lumpur, Malaysia