TY - JOUR T1 - Interaction between humic substances and metallic ions: a selectivity study of humic substances and their possible therapeutic application JO - Journal of the Brazilian Chemical Society A1 - Santos, Ademir dos A1 - Botero, Wander Gustavo A1 - Bellin, Iramaia Corrêa A1 - Oliveira, Luciana Camargo de A1 - Rocha, Julio Cesar A1 - Mendonça, André Gustavo Ribeiro A1 - Godinho, Antonio Francisco SN - 0103-5053 UL - 10.1590/S0103-50532007000400023 VL - 18 Y1 - 2007 PB - Brasil ER -