Affiliation: | 1. Oral and Maxillofacial Surgery, Hospital Teluk Intan, Teluk Intan, Perak, Malaysia;2. Department of Oral & Maxillofacial Surgery, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur, Malaysia;3. School of Dental Sciences, Universiti Sains Malaysia, Kubang Kerian, Malaysia |