Funding for this research was provided by:
National Natural Science Foundation of China (31420103915)
Received: 4 December 2019
Accepted: 26 October 2020
First Online: 17 November 2020
Change Date: 31 January 2022
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/S13148-022-01237-3
Ethics approval and consent to participate
: This research was approved by the Institutional Ethics Committees of the First Affiliated Hospital of Chongqing Medical University (#2019–327) and conformed to the tenets of the Declaration of Helsinki.
: I confirm that this manuscript is original. If accepted, the article will not be published elsewhere in the same form, in any language, without the written consent of the publisher.
: The authors declare no conflicts of interest.