1. Bell WH. Revascularization and bone healing after anterior maxillary osteotomy: a study using adult rhesus monkeys. J Oral Surg. 1969;27(4):249–55.
2. Bell WH. Le Forte I osteotomy for correction of maxillary deformities. J Oral Surg. 1975;33(6):412–26.
3. Bell WH, Levy BM. Revascularization and bone healing after anterior mandibular osteotomy. J Oral Surg. 1970;28(3):196–203.
4. Severt TR, Proffit WR. The prevalence of facial asymmetry in the dentofacial deformities population at the University of North Carolina. Int J Adult Orthodon Orthognath Surg. 1997;12(3):171–6.
5. Powell N, et al. Mandibular advancement and obstructive sleep apnea syndrome. Bull Eur Physiopathol Respir. 1983;19(6):607–10.