Araújo , L., Miguita, K., Salzone, C., Cação , V. and Oshiro , M. 2012. EXTRANALYTICAL QUALITY INDICATORS IN ACETYLCHOLINESTERASE ANALYSIS PERFORMED AT THE INSTITUTO ADOLFO LUTZ HEMATOLOGY LABORATORY. Instituto Adolfo Lutz Journal - RIAL. 71, Suplemento 1 (Nov. 2012), Q–177.