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Research Article

Vitamin D and HIV Progression among Tanzanian Adults Initiating Antiretroviral Therapy

  • Christopher R. Sudfeld mail,

    csudfeld@hsph.harvard.edu

    Affiliation: Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts, United States of America

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  • Molin Wang,

    Affiliation: Department of Biostatistics, Harvard School of Public Health, Boston, Massachusetts, United States of America

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  • Said Aboud,

    Affiliation: Department of Microbiology and Immunology, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania

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  • Edward L. Giovannucci,

    Affiliations: Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts, United States of America, Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts, United States of America, Channing Laboratory, Department of Medicine, Brigham and Women’s Hospital, Boston, Massachusetts, United States of America

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  • Ferdinand M. Mugusi,

    Affiliation: Department of Internal Medicine, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania

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  • Wafaie W. Fawzi

    Affiliations: Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts, United States of America, Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts, United States of America, Department of Global Health and Population, Harvard School of Public Health, Boston, Massachusetts, United States of America

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  • Published: June 29, 2012
  • DOI: 10.1371/journal.pone.0040036

About the Authors

Christopher R. Sudfeld, Edward L. Giovannucci, Wafaie W. Fawzi
Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts, United States of America
Molin Wang
Department of Biostatistics, Harvard School of Public Health, Boston, Massachusetts, United States of America
Edward L. Giovannucci, Wafaie W. Fawzi
Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts, United States of America
Wafaie W. Fawzi
Department of Global Health and Population, Harvard School of Public Health, Boston, Massachusetts, United States of America
Said Aboud
Department of Microbiology and Immunology, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania
Ferdinand M. Mugusi
Department of Internal Medicine, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania
Edward L. Giovannucci
Channing Laboratory, Department of Medicine, Brigham and Women’s Hospital, Boston, Massachusetts, United States of America

Corresponding Author

Email: csudfeld@hsph.harvard.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SA FM WWF. Analyzed the data: CRS MW. Wrote the paper: CRS MW SA ELG FMM WWF. Developed the data analysis plan: CRS MW ELG WWF.