Xu, Jing
Ding, Ning
Zhang, Xilong
Wang, Nana
Sun, Bing
Zhang, Rong
Xie, Xiaochen
Wan, Zongren
Gu, Yanli
Zhang, Shan
Hong, Yongqing
Huang, Mao
Meng, Zili
Article History
Received: 29 September 2017
Revised: 14 January 2018
Accepted: 25 January 2018
First Online: 9 March 2018
Compliance with ethical standards
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of Scientific Research and Technology Ethics Committee of Huai’an First People’s Hospital and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.
: The authors declare that they have no conflict of interest.