AgranulocytosisAntithyroid AgentsMethimazoleLevamisoleClozapineDrug ContaminationPropylthiouracilVeterinary DrugsPhenylbutazoneDibenzazepinesChlorpropamideGraves DiseaseHLA-B38 AntigenAntinematodal AgentsAcecainideDipyroneGlutethimideHypochlorous AcidMeprobamateAnemia, AplasticLeukopeniaUnited States Public Health ServicePancytopeniaChlorpromazineDrug-Related Side Effects and Adverse ReactionsBone MarrowPyridonesAmodiaquineNew MexicoBone Marrow ExaminationGranulocyte Colony-Stimulating FactorAntipsychotic AgentsNeutropeniaHyperthyroidismDrug MonitoringPeroxidaseLeukocyte CountCocaine