1. Clinical Research Centre, National Institutes of Health, Sarawak General Hospital, Ministry of Health Malaysia, Kuching 93586, Sarawak, Malaysia
2. Institute for Clinical Research, Ministry of Health Malaysia, Block B4, National Institutes of Health (NIH), No. 1, Jalan Setia Murni U13/52, Seksyen U13, Shah Alam 40170, Selangor, Malaysia
3. Department of Psychiatry and Mental Health, Sarawak General Hospital, Ministry of Health Malaysia, Kuching 93586, Sarawak, Malaysia
4. Quality Unit, Sarawak General Hospital, Ministry of Health Malaysia, Kuching 93586, Sarawak, Malaysia
5. Radiotherapy and Oncology Unit, Sarawak General Hospital, Ministry of Health Malaysia, Kuching 93586, Sarawak, Malaysia
6. Heart Center, Sarawak General Hospital, Ministry of Health Malaysia, Kuching-Samarahan Expressway, Kota Samarahan 94300, Sarawak, Malaysia
7. Institute for Medical Research, Ministry of Health Malaysia, Block C, National Institutes of Health (NIH), No. 1, Jalan Setia Murni U13/52, Seksyen U13, Shah Alam 40170, Selangor, Malaysia
8. Division of Nephrology, Department of Medicine, Sarawak General Hospital, Ministry of Health Malaysia, Kuching 93586, Sarawak, Malaysia