1. Frafjord R, Renton T . A review of coronectomy. Oral Surg 2010; 3: 1–7.
2. Howe G L, Poyton H G . Prevention of damage to the inferior dental nerve during the extraction of mandibular third molars. Br Dent J 1960; 109: 355–363.
3. Rood J P, Shehab B A . The radiological prediction of inferior alveolar nerve injury during third molar surgery. Br J Oral Maxillofac Surg 1990; 28: 20–25.
4. Rud J. Third molar surgery perforation of the inferior dental nerve through the root. Tandlaegebladet 1983; 87: 659–667
5. Rud J. Third molar surgery: relationship of root to mandibular canal and injuries to inferior dental nerve. Tandlaegebladet 1983; 87: 619–631.