TY - JOUR T1 - Ethical aspects of brain death and end-of-life JO - Dementia & Neuropsychologia A1 - Oselka, Gabriel A1 - Oliveira, Reinaldo Ayer de SN - 1980-5764 UL - 10.1590/S1980-57642008DN10300002 VL - 1 Y1 - 2007 PB - Brasil ER -