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Article History

Received: 19 February 2020

Accepted: 21 June 2020

First Online: 13 July 2020

Change Date: 24 January 2023

Change Type: Correction

Change Details: This article has been retracted. Please see the Retraction Notice for more detail:

Change Details: https://doi.org/10.1186/s13046-023-02604-5

Ethics approval and consent to participate

: All animal experiments were conducted in compliance with the Guide for the Care and Use of Laboratory Animal by International Committees. Patients gave informed, written consent for tissue donation. The protocol was approved by the Institutional Animal Care Use Committee of the First Hospital of Lanzhou University, the First School of Clinical Medicine.

: Not applicable.

: The authors declare that they have no conflict of interest.