1 Department of Burns, Plastic and Maxillofacial Surgery, VMMC and Safdarjung Hospital, New Delhi, India.
2 Department of Oral and Maxillofacial Surgery, Yenepoya Dental College, Mangalore, Karnataka, India.
3 Department of Oral & Maxillofacial Surgery, All India Institute of Medical Sciences, New Delhi, India.
4 Department of Trauma and Emergency Medicine, All India Institute of Medical Sciences, Bhopal, Madhya Pradesh, India. Electronic address: blsoni.tem@aiimsbhopal.edu.in.
5 Department of Oral & Maxillofacial Surgery, GDC Kottayam, Kerala, India.