Article History
Received: 17 September 2018
Accepted: 11 December 2018
First Online: 15 January 2019
Compliance with Ethical Standards
: The investigation was approved by the Ethics Committee of the Second Affiliated Hospital of Jiaxing University, and all volunteers provided signed written consent forms before enrollment and agreed to the anonymous data utilization policy. The entire experimental procedure was approved by the Ethics Committee of the Second Affiliated Hospital of Jiaxing University.
: These authors declare that they have no conflict of interest.