Jiang, Peipei
Tang, Xiaoqiu
Wang, Huiyan
Dai, Chenyan
Su, Jing
Zhu, Hui
Song, Minmin
Liu, Jingyu
Nan, Ziqing
Ru, Tong
Li, Yaling
Wang, Jingmei
Yang, Jun
Chen, Bing
Dai, Jianwu
Hu, Yali
Article History
Received: 14 February 2019
Accepted: 5 March 2019
First Online: 11 September 2019
Ethics
: <b>Compliance and ethics</b> The author(s) declare that they have no conflict of interest. All procedures performed in studies involving human participants were in accordance with the ethical standards of Ethics Committee of Nanjing Drum Tower Hospital, the Affiliated Hospital of Nanjing University Medical School and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.