Trends in vitamin D supplement use in a general female and breast cancer population in Ireland: A repeated cross-sectional study

• J. M. Madden ,

  Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: jamiemadden@rcsi.ie

  Affiliation Population Health Sciences Division, Royal College of Surgeons in Ireland, Dublin, Ireland

  http://orcid.org/0000-0003-2383-5150

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• M. J. Duffy,

  Roles Conceptualization, Methodology, Writing – original draft, Writing – review & editing

  Affiliation UCD School of Medicine, Conway Institute of Biomolecular and Biomedical Research, University College Dublin, Dublin, Ireland

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• L. Zgaga,

  Roles Conceptualization, Investigation, Writing – original draft, Writing – review & editing

  Affiliation Department of Public Health and Primary Care, Trinity College Dublin, Dublin, Ireland

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• K. Bennett

  Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Writing – original draft, Writing – review & editing

  Affiliation Population Health Sciences Division, Royal College of Surgeons in Ireland, Dublin, Ireland

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