Advantages of the use of citrate over acetate as a stabilizer in hemodialysis fluid: A randomized ABC-treat study Patricia de Sequera; Rafael Pérez-García; Manuel Molina; Gracia Álvarez-Fernández; Rosa Inés Muñoz-González; Evangelina Mérida; Maria Jesús Camba; Luis Alberto Blázquez; Maria Paz Alcaide; Rocío Echarri;