Pan, Jie
Shi, Zhengchao
Lin, Dingsai
Yang, Ningmin
Meng, Fei
Lin, Lang
Jin, Zhencheng
Zhou, Qingjie
Wu, Jiansheng
Zhang, Jianzhong
Li, Youming
Article History
Received: 22 November 2018
Accepted: 25 June 2019
First Online: 3 January 2020
Compliance with ethics guidelines
: Jie Pan, Zhengchao Shi, Dingsai Lin, Ningmin Yang, Fei Meng, Lang Lin, Zhencheng Jin, Qingjie Zhou, Jiansheng Wu, Jianzhong Zhang, and Youming Li declare that they have no conflict of interest. This trial was approved by the Chinese Ethics Committee of Registering Clinical Trials and the clinical trial registration number was ChiCTR-TRC-13004223 (Date of registration: September 29, 2013) and the approved number of ethic committee was ChiECRCT-2013034 (Date of approved by ethic committee: December 2, 2013). Informed consent was obtained from all patients in this article.