1. Jahangir Hammad:
Department of Oral and Maxillofacial surgery, Sandeman Provincial hospital,BUMHS, Quetta,Funding Source, Pakistan
2. Muhammad Ayoub:
Department of Oral and Maxillofacial surgery, Sandeman Provincial hospital, BUMHS, Quetta, Pakistan
3. Kashaf-ud-doja Tariq:
Department of Oral and Maxillofacial surgery, Sandeman Provincial hospital, BUMHS, Quetta, Pakistan
4. Farhat Gul Babar:
Department of Oral and Maxillofacial surgery, Sandeman Provincial hospital, BUMHS, Quetta, Pakistan