1. Stomatology Unit, Cancer Research Centre, Institute for Medical Research Ministry of Health Malaysia Jalan Pahang, Wilayah Persekutuan Kuala Lumpur Malaysia
2. Biomedical Epidemiology Unit Special Resource Centre Institute for Medical Research Ministry of Health Malaysia Jalan Pahang, Wilayah Persekutuan Kuala Lumpur Malaysia
3. Sector for Biostatistics & Data Repository National Institutes of Health Malaysia Shah Alam, Selangor Malaysia