Wang, Li
Wang, Peng
Dong, He
Wang, Shiduan
Chu, Haichen
Yan, Wei
Zhang, Xue
Funding for this research was provided by:
Youth Research Fund of The Affiliated Hospital of Qingdao University
Article History
Received: 25 January 2018
Revised: 28 May 2018
Accepted: 31 May 2018
First Online: 19 June 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.