Text and Data Mining valid from 2019-06-10
Received: 16 March 2019
Accepted: 21 May 2019
First Online: 10 June 2019
Ethics approval and consent to participate
: All procedures performed in studies involving humans were in accordance with the ethical standards of the institution or practice in which the studies were conducted. This article does not contain any studies with animals performed by any of the authors. The study was also approved (approval number: 2018058) by the Ethics Committee of the First Affiliated Hospital of Wenzhou Medical University. Written informed consent was obtained from all individual participants included in the study.
: Not applicable.
: On behalf of all authors, the corresponding author states that there is no conflict of interest.