Effect of cosmetic hair treatment and natural hair colour on hair testosterone concentrations

• Julia K. Preinbergs ,

  Roles Conceptualization, Formal analysis, Investigation, Writing – original draft

  * E-mail: julia.preinbergs@regionostergotland.se

  Affiliation Division of Clinical Chemistry and Pharmacology, Department of Biomedical and Clinical Sciences, Faculty of Medicine and Health Sciences, Linköping University, Linköping, Sweden

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• Inger Sundström-Poromaa,

  Roles Conceptualization, Funding acquisition, Investigation, Writing – review & editing

  Affiliation Department of Women’s and Children’s Health, Faculty of Medicine, Uppsala University, Uppsala, Sweden

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• Elvar Theodorsson,

  Roles Funding acquisition, Resources, Supervision, Writing – review & editing

  Affiliation Division of Clinical Chemistry and Pharmacology, Department of Biomedical and Clinical Sciences, Faculty of Medicine and Health Sciences, Linköping University, Linköping, Sweden

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• Jakob O. Ström,

  Roles Formal analysis, Supervision, Writing – review & editing

  Affiliations Division of Clinical Chemistry and Pharmacology, Department of Biomedical and Clinical Sciences, Faculty of Medicine and Health Sciences, Linköping University, Linköping, Sweden, Department of Neurology, Faculty of Medicine and Health, Örebro University, Örebro, Sweden

  https://orcid.org/0000-0002-6681-0546

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• Edvin Ingberg

  Roles Formal analysis, Supervision, Writing – review & editing

  Affiliation Department of Infectious Diseases, Faculty of Medicine and Health, Örebro University, Örebro, Sweden

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