The role of vitamin D in subjective tinnitus—A case-control study

• Magdalena Nowaczewska ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Writing – original draft

  * E-mail: magy_mat@by.onet.pl

  Affiliation Department of Otolaryngology, Head and Neck Surgery, and Laryngological Oncology, Ludwik, Rydygier Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, Bydgoszcz, Poland

  https://orcid.org/0000-0002-2304-2903

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• Stanisław Osiński,

  Roles Investigation, Software

  Affiliation Department of Otolaryngology, Head and Neck Surgery, and Laryngological Oncology, Ludwik, Rydygier Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, Bydgoszcz, Poland

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• Maria Marzec,

  Roles Data curation

  Affiliation Department of Otolaryngology, Head and Neck Surgery, and Laryngological Oncology, Ludwik, Rydygier Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, Bydgoszcz, Poland

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• Michał Wiciński,

  Roles Software

  Affiliation Department of Pharmacology and Therapeutics, Faculty of Medicine, Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, Bydgoszcz, Poland

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• Katarzyna Bilicka,

  Roles Data curation

  Affiliation Department of Otolaryngology, Head and Neck Surgery, and Laryngological Oncology, Ludwik, Rydygier Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, Bydgoszcz, Poland

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• Wojciech Kaźmierczak

  Roles Supervision

  Affiliation Department of Sensory Organs Examination, Faculty of Health Sciences, Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, Bydgoszcz, Poland

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