TY - JOUR T1 - What changes in Research Ethics in Brazil: Resolution no. 466/12 of the National Health Council JO - einstein (São Paulo) A1 - Novoa, Patricia Correia Rodrigues SN - 1679-4508 UL - 10.1590/S1679-45082014ED3077 VL - 12 Y1 - 2014 PB - Brasil ER -