1 Department of Oral and Maxillofacial Surgery, Central Hospital, Västerås, Sweden; Leeds Teaching Hospitals, UK. Electronic address: kharazmi.mohammad@gmail.com.
2 Department of Oral and Maxillofacial Surgery, Leeds Teaching Hospitals NHS Trust, UK.
3 Department of Oral and Maxillofacial Surgery, UTHealth, Houston, USA.
4 Department of Otolaryngology - Head and Neck Surgery, Baylor College of Medicine, Houston, USA.