Corrigendum: Increased Expression of Plasma miRNA-320a and let-7b-5p in Heroin-Dependent Patients and Its Clinical Significance.

Heroin, drug abuse, biomarker, plasma microRNA, addiction Keywords: heroin; drug abuse; biomarker; plasma microRNA; addiction EN heroin drug abuse biomarker plasma microRNA addiction 1 1 1 07/28/21 20210726 NES 210726 In the published article, there was an error in the affiliations and equal contributions in the author list. Publisher's Note All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers. [Extracted from the article]