Received: 8 May 2020
Revised: 18 August 2020
Accepted: 24 August 2020
First Online: 8 October 2020
Ethics approval and consent to participate
: The study was conducted in accordance with the guidelines of the Declaration of Helsinki and obtained the approval from Ethics Committee of The First Hospital Of China Medical University (Shenyang, China).
: Not applicable.
: The authors have declared that no competing interest exists.