T-Wave Morphology Changes as Surrogate for Blood Potassium Concentration in Hemodialysis Patients. - Flavio Palmieri; Pedro Gomis; Dina Ferreira; José Esteban Ruiz; Beatriz Bergasa; Alba Martín-Yebra; Hassaan A. Bukhari; Esther Pueyo; Juan Pablo Martínez 001; Julia Ramírez; Pablo Laguna (CinC, 2019)