Document Type

Letter to the Editor

Publication Date


Notes/Citation Information

Published in Drug and Alcohol Dependence, v. 222.

© 2021 Published by Elsevier B.V.

This is an open access article under the CC BY-NC-ND license (

Digital Object Identifier (DOI)

Funding Information

This research was supported by the National Institutes of Health through the NIH HEAL Initiative under award numbers UM1DA049394, UM1DA049406, UM1DA049412, UM1DA049415, UM1DA049417.