Playground lead levels in rubber, soil, sand, and mulch surfaces in Boston

• Khaled S. Almansour ,

  Contributed equally to this work with: Khaled S. Almansour, Nicholas J. Arisco, May K. Woo, Anna S. Young

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Validation, Writing – original draft, Writing – review & editing

  Affiliation Department of Environmental Health, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States of America

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• Nicholas J. Arisco ,

  Contributed equally to this work with: Khaled S. Almansour, Nicholas J. Arisco, May K. Woo, Anna S. Young

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Validation, Writing – original draft, Writing – review & editing

  * E-mail: narisco@g.harvard.edu

  Affiliation Department of Environmental Health, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States of America

  http://orcid.org/0000-0002-7794-3424

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• May K. Woo ,

  Contributed equally to this work with: Khaled S. Almansour, Nicholas J. Arisco, May K. Woo, Anna S. Young

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Validation, Writing – original draft, Writing – review & editing

  Affiliation Department of Environmental Health, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States of America

  http://orcid.org/0000-0003-1283-2202

  ⨯
• Anna S. Young ,

  Contributed equally to this work with: Khaled S. Almansour, Nicholas J. Arisco, May K. Woo, Anna S. Young

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Validation, Writing – original draft, Writing – review & editing

  Affiliation Department of Environmental Health, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States of America

  http://orcid.org/0000-0002-6047-4406

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• Gary Adamkiewicz,

  Roles Project administration, Resources, Supervision, Writing – review & editing

  Affiliation Department of Environmental Health, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States of America

  ⨯
• Jaime E. Hart

  Roles Project administration, Resources, Supervision, Writing – review & editing

  Affiliations Department of Environmental Health, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States of America, Channing Division of Network Medicine, Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, Boston, Massachusetts, United States of America

  ⨯