Wang, Shaoyi
Wei, Jianlu
Fan, Yuchen
Ding, Hong
Tian, Huichao
Zhou, Xiaocong
Cheng, Lei
Funding for this research was provided by:
National Natural Science Foundation of China (81572191)
Article History
First Online: 11 July 2018
Compliance with Ethical Standards
: Patients involved in the study provided consent, and the study was approved by medical ethics regulations of the Medical Ethical Committee of Qilu Hospital of Shandong University
: The authors declare that they have no conflicts of interest.