Illicit drugs, cannabis, and psoriasis in the United States: National Health and Nutrition Examination Survey - 10/04/20
Funding sources: None. |
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Conflicts of interest: None disclosed. |
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IRB approval status: The US National Health and Nutrition Examination Survey research protocols were approved by the research ethics review board of the National Center for Health Statistics, and all participants provided their written informed consent. Our study was exempt from a full review by the IRB because it used only anonymous secondary data. |
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Supplementary material available via Mendeley at kh5pzmdbhs.1. |
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Reprints not available from the authors. |
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