Updates are available Correction dated 2021-10-29

Article History

Received: 11 November 2020

Accepted: 25 January 2021

First Online: 15 March 2021

Change Date: 29 October 2021

Change Type: Correction

Change Details: A Correction to this paper has been published:

Change Details: https://doi.org/10.1186/s12890-021-01703-3

Ethics approval and consent to participate

: This study was conducted in accordance with the amended Declaration of Helsinki. This study was approved by the Institutional Review Board of Seoul St. Mary’s Hospital (KC15OIMI0553), Chonbuk National University Hospital (2015–01-018–005), and Korea University Guro Hospital (KUGH 13246). All patients provided written informed consents to participate in the study.

: Not applicable.

: The authors declare that they have no competing interests.