Risk Factors for Vitamin D Deficiency among HIV-Infected and Uninfected Injection Drug Users

• Allison A. Lambert ,

  * E-mail: alamber5@jhmi.edu

  Affiliation Department of Medicine, Division of Pulmonary and Critical Care, Johns Hopkins University, Baltimore, Maryland, United States of America

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• M. Bradley Drummond,

  Affiliation Department of Medicine, Division of Pulmonary and Critical Care, Johns Hopkins University, Baltimore, Maryland, United States of America

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• Shruti H. Mehta,

  Affiliation Department of Epidemiology, Johns Hopkins University, Baltimore, Maryland, United States of America

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• Todd T. Brown,

  Affiliation Department of Medicine, Division of Endocrinology and Metabolism, Johns Hopkins University, Baltimore, Maryland, United States of America

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• Gregory M. Lucas,

  Affiliation Department of Medicine, Division of Infectious Diseases, Johns Hopkins University, Baltimore, Maryland, United States of America

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• Gregory D. Kirk,

  Affiliations Department of Epidemiology, Johns Hopkins University, Baltimore, Maryland, United States of America, Department of Medicine, Division of Infectious Diseases, Johns Hopkins University, Baltimore, Maryland, United States of America

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• Michelle M. Estrella

  Affiliation Department of Medicine, Division of Nephrology, Johns Hopkins University, Baltimore, Maryland, United States of America

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