Obstructive sleep apnea is common among patients referred for coronary artery bypass grafting and can be diagnosed by portable monitoring - Soares, Naury Jesus Danzi; Genta, Pedro Rodrigues; Nerbass, Flávia Baggio; Pedrosa, Rodrigo Pinto; Soares, Flávia Souza Nunes; César, Luis Antonio Machado; Drager, Luciano F.a; Skomro, Robert; Lorenzi-Filho, Geraldo (Coronary Artery Disease, 2012)