Received: 11 July 2019
Accepted: 2 December 2019
First Online: 16 December 2019
Change Date: 6 October 2020
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12935-020-01586-0
Ethics approval and consent to participate
: The present study was approved by the Ethics Committee of the Maternity and Child Care Center of Liuzhou. The research has been carried out in accordance with the World Medical Association Declaration of Helsinki. All patients and healthy volunteers provided written informed consent prior to their inclusion within the study.
: Not applicable.
: The authors declare that they have no competing interests.