TY - JOUR T1 - Exploiting iminoquinone free radical production for thiol based drugs determination in pharmaceutical formulations JO - Journal of the Brazilian Chemical Society A1 - Chagas, Manoel P. A1 - Santos, Josué C. C. A1 - Santos, Eduardo B. G. N. A1 - Oliveira, Tiago D. A1 - Korn, Mauro SN - 0103-5053 UL - 10.1590/S0103-50532009000900012 VL - 20 Y1 - 2009 PB - Brasil ER -