Effect of increasing depth of dexmedetomidine and propofol anesthesia on upper airway morphology in children and adolescents with obstructive sleep apnea - Mahmoud, M; Jung, D; Salisbury, S; McAuliffe, J; Gunter, J; Patio, M; Donnelly, L F; Fleck, R (J Clin Anesth, 2013)