1. Orthodontics Unit, School of Dental Sciences; Universiti Sains Malaysia; Kubang Kerian Kelantan Malaysia
2. Department of Orthodontics, College of Dentistry; Al Jouf University; Sakaka Saudi Arabia
3. Forensic Odontology and Oral Biology Unit, School of Dental Sciences; Universiti Sains Malaysia; Kubang Kerian Kelantan Malaysia
4. Craniofacial and Biomaterial Sciences Cluster, Advanced Medical and Dental Institute; Universiti Sains Malaysia; Penang Malaysia