1. Department of Family Medicine, International Medical University, Jalan Rasah, Seremban, Malaysia
2. Klinik Kesihatan Sentul, Kuala Lumpur, Malaysia
3. Poliklinik Gomez, Ampang, Malaysia
4. Poliklinik Gomez, Puchong Jaya, Malaysia
5. Klinik Kesihatan Tanglin, Kuala Lumpur, Malaysia
6. Klinik Kesihatan Gombak Setia, Gombak, Malaysia
7. Klinik Kesihatan Sungai Besar, Sungai Besar, Malaysia
8. School of Postgraduate Studies, International Medical University, Kuala Lumpur, Malaysia