Definition and evolution of the concept of sarcopenia Maria Luz Sanchez-Tocino; Secundino Cigarrán; Pablo Ureña; Maria Luisa González-Casaus; Sebastian Mas-Fontao; Carolina Gracia-Iguacel; Alberto Ortíz; Emilio Gonzalez-Parra;

Nephrotic syndrome as a manifestation of thrombotic microangiopathy due to long-term use of sunitinib John Fredy Nieto-Ríos; Camilo Andrés García-Prada; Arbey Aristizabal-Alzate; Gustavo Zuluaga-Valencia; Dahyana Cadavid-Aljure; Lina Maria Serna-Higuita; Luis F. Arias;

Nonvalvular atrial fibrillation in patients undergoing chronic hemodialysis. Should dialysis patients with atrial fibrillation receive oral anticoagulation? Carmen Sánchez-González; Jose Antonio Herrero Calvo;