Simulation Model of a Quality Control Laboratory in Pharmaceutical Industry * *This work is funded by Portuguese Funds through the FCT - Foundation for Science and Technology under the project (UID/EMS/50022/2013) and iDecision4Care (IF/00833/2014/CP1238/CT0002). S.M. Vieira acknowledges the support by Program Investigador FCT (IF/00833/2014) from FCT, co-funded by the European Social Fund (ESF) through the Operational Program Human Potential (POPH). The authors acknowledge the support of Hovione Farmaciência S.A.