Severe obstructive sleep apnea after pharyngeal flap division or flap dehiscence: case reports - Campos, Leticia; Sampaio-Teixeira, Ana Claudia Martins; Trindade-Suedam, Ivy Kiemle; Yamashita, Renata Paciello; Lorenzi Filho, Geraldo; Trindade, Inge Elly Kiemle (International Congress on Cleft Lip/Palate and Related Craniofacial Anomalies, 2013)