1. Faculty of Health Sciences, Universiti Kebangsaan Malaysia, Jalan Raja Muda Abdul Aziz, Kuala Lumpur, Malaysia
2. Institute for Medical Research, Jalan Pahang, Kuala Lumpur, Malaysia
3. School of Dentistry, Institute of Research, Development and Innovation, International Medical University, Kuala Lumpur, Malaysia
4. Centre for Tropical Climate Change System (IKLIM), Institute of Climate Change, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia
5. Oral Health Division, Ministry of Health, Putrajaya, Malaysia