Hypertonic saline and heart failure: sodium-centric or chlorine-centric? Jaime Mazón-Ruiz; Gregorio Romero-González; Emilio Sánchez; Eduardo Josué Banegas-Deras; María Salgado-Barquinero; Luis Gutiérrez-de la Varga; José Joaquín Bande-Fernández; Manuel Gorostidi; Roberto Alcázar;

Including KDIGO cardiovascular risk stratification into SCORE scale could improve the accuracy to better stratify cardiovascular risk Ana Cebrian; Carlos Escobar; Unai Aranda; Beatriz Palacios; Margarita Capel; Antoni Sicras; Aram Sicras; Antonio Hormigo; Nicolás Manito; Manuel Botana; Roberto Alcázar;

A curious case of acute kidney failure in times of COVID-19 Melissa Cintra; Esther Torres; Danilo Salazar; Marta Albalate; Fabio Procaccini; Laura Medina; Juan Antonio Martín-Navarro; Mayra Ortega; Marta Puerta; Roberto Alcázar; Patricia De Sequera;