Zhang, Guodong
Li, Jijun
Tang, Jun
Zhang, Lei
Wang, Dechao
Sun, Zengtao http://orcid.org/0000-0001-7124-9522
Article History
Received: 24 June 2019
Accepted: 11 November 2019
First Online: 16 December 2019
Ethics approval and consent to participate
: The study complies with current ethical consideration and was approved by the institutional review board of Shandong medical imaging research institute and Shandong provincial hospital (decision number of our institutional ethics committee approval: JN-2012010038). All participants recruited in this study provided informed written consent.
: Not applicable.
: The authors declare that they have no competing interests.