Funding for this research was provided by:
Taizhou people’s hospital (ZD201711)
Article History
Received: 9 December 2019
Accepted: 27 May 2020
First Online: 17 June 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the Ethics Committee of Taizhou People’s Hospital in Jiangsu Province. It was designed in accordance with the principle of the Helsinki Declaration. Written informed consent was obtained from all of participants.