Cephalometric evaluation of pharynx, soft palate, adenoid tissue, tongue, and hyoid bone following the use of a mandibular repositioning appliance in obstructive sleep apnea patients - Athanasiou,A.E.; Papadopoulos,M.A.; Mazaheri,M.; Lagoudakis,M. (Int J Adult Orthod Orthognath Surg, 1994)