Impact of physical exercise in patients with chronic kidney disease: Systematic review and meta-analysis Florentino Villanego; Javier Naranjo; Luis Alberto Vigara; Juan Manuel Cazorla; Maria Elisa Montero; Teresa García; Julia Torrado; Auxiliadora Mazuecos;

Impact and safety outcomes of an intradialytic physical exercise program Anna Yuguero-Ortiz; Miquel Gomez; Marta Arias-Guillén; Raquel Ojeda; Néstor Fontseré; Lida Rodas; José Jesús Broseta; Manel Vera; Sonsoles Hernandez-Sanchez; Francisco Maduell;

Preoperative mapping and multidisciplinary team are the key to success of arteriovenous access for hemodialysis Bruno Fraga Dias; Joana Freitas; Fernanda Silva; Isabel Fonseca; Paulo Almeida; José Queirós;