Thiopurine methyltransferase genotype and activity cannot predict outcomes of azathioprine maintenance therapy for antineutrophil cytoplasmic antibody associated vasculitis: A retrospective cohort study

• Arno C. Hessels ,

  Roles Formal analysis, Investigation, Methodology, Project administration, Visualization, Writing – original draft

  * E-mail: a.c.hessels@umcg.nl

  Affiliation Department of Internal Medicine, Division of Nephrology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands

  http://orcid.org/0000-0001-8820-5454

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• Abraham Rutgers,

  Roles Conceptualization, Methodology, Project administration, Supervision, Validation, Writing – review & editing

  Affiliation Department of Rheumatology and Clinical Immunology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands

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• Jan Stephan F. Sanders,

  Roles Conceptualization, Investigation, Project administration, Supervision, Writing – review & editing

  Affiliation Department of Internal Medicine, Division of Nephrology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands

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• Coen A. Stegeman

  Roles Conceptualization, Methodology, Project administration, Supervision, Writing – review & editing

  Affiliation Department of Internal Medicine, Division of Nephrology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands

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