Zhang, Zhuqing
Fu, Weiwei
Wang, Minghui
Niu, Lei
Liu, Bin
Jiao, Yingbin
Liu, Xuejun
Funding for this research was provided by:
Qingdao Science and Technology Bureau (17-3-3-18-nsh)
Article History
Received: 9 June 2018
Accepted: 5 October 2018
First Online: 10 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The authors declare that they acted in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki.
: Informed consent for publication was obtained from the patient.