Correction to: Harm Reduction Journal (2022) 19:129 10.1186/s12954-022-00715-4 Following publication of the original article [1], a text under Funding section has been inserted.
The original article has been corrected.
Funding
This work was supported by National Institute on Drug Abuse of the National Institutes of Health [Grant Number R21DA047823], the National Institute of General Medical Sciences of the National Institutes of Health [P20GM130461], and the Rural Drug Addiction Research COBRE at the University of Nebraska-Lincoln. The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health or the University of Nebraska.
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