Obstructive Sleep Apnea is associated with increased chemoreflex sensitivity in patients with metabolic syndrome - Trombetta, Ivani C; Maki-Nunes, Cristiane; Toschi-Dias, Edgar; Alves, Maria-Janieire N. N; Rondon, M. U.; Cepeda, Felipe X; Drager, Luciano Ferreira; Braga, Ana Maria F. W.; Lorenzi-Filho, Geraldo; Negrão, C. E. (Sleep, 2013)