1. Department of Restorative Dentistry, Faculty of Dentistry Universiti Malaya Kuala Lumpur Malaysia
2. Department of Dental Materials, Army Medical College National University of Medical Sciences Rawalpindi Pakistan
3. Department of Chemistry, Faculty of Science Universiti Malaya Kuala Lumpur Malaysia
4. Department of Dentistry, Faculty of Dentistry, Ng Teng Fong General Hospital National University Health System Singapore Singapore
5. National Dental Research Institute Singapore, National Dental Centre Singapore and Duke‐NUS Medical School Singapore Health Services Singapore Singapore
6. Department of Oral Biology, Sindh Institute of Oral Health Sciences Jinnah Sindh Medical University Karachi Pakistan