Text and Data Mining valid from 2019-10-29
Received: 25 March 2019
Accepted: 9 October 2019
First Online: 29 October 2019
Ethics approval and consent to participate
: The present study was approved by the Ethics Committee of The first Affiliated Hospital of Jinzhou Medical University. 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.