Nadal N, de Batlle J, Barbe F, Marsal JR, Sanchez-de-la-Torre A, Tarraubella N, Lavega M, Sanchez-de-la-Torre M. Predictors of CPAP compliance in different clinical settings: primary care versus sleep unit. Sleep Breath. 2018 Mar;22(1):157-63. doi: 10.1007/s11325-017-1549-7
Caso P, Sutherland GR, Fleming A, McDicken WN. Doppler tissue imaging: current status and future prospects. G Ital Cardiol. 1995 May 1;25(5):639-47.