1. Department of Obstetrics & Gynecology Universiti Teknologi MARA Sungai Buloh, Jalan Hospital Sungai Buloh Selangor Malaysia
2. Maternal‐Fetal Medicine Unit, Department of Obstetrics & Gynecology Hospital Al‐Sultan Abdullah Puncak Alam Malaysia
3. Cardiology Unit, Department of Medicine Universiti Teknologi MARA Sungai Buloh Malaysia
4. Cardiac Vascular and Lung Research Institute Pusat Perubatan Universiti Teknologi MARA, Jalan Hospital Sungai Buloh Malaysia