0211-6995 0211-6995 S0211-69952018000100107 10.1016/j.nefro.2017.03.015 España España España España 00 02 2018 00 02 2018 38 1 107 108 EPIRCE Study Group 2010 30 78-86 2004 291 844-50 2006 15 481-6 2008 25 61-9 2006 83 1237-47 2005 48 1684-99 2004 351 1296-305