1. The effects of postoperative preparatory information on the clinical course following third molar extraction;Vallerand;J Oral Maxillofac Surg,1994
2. Patients' anxieties with third molar surgery;Earl;Br J Oral Maxillofac Surg,1994
3. Management of third molar teeth;Hipps;Oral Maxillofac Surg Clin North Am,1993
4. Peterson LJ, Indresano AT, Marciani RD, et al. Principles of Oral and Maxillofacial Surgery. Philadelphia, PA, Lippincott, Table 6-1, p 104.
5. Contemporary Orthodontics;Proffit,1993