Text and Data Mining valid from 2018-08-09
Received: 23 October 2017
Accepted: 5 July 2018
First Online: 9 August 2018
Ethics approval and consent to participate
: Approval from Tongji Hospital Ethics Committee (TJ-C20130811) was received in August 2013. All patients signed an informed consent document before entering the study. Consent was taken by the consultant or designated team member and was preserved by the data collection group.
: Written informed consent was obtained from the patients for publication of their individual details and accompanying images in this paper. The consent form is held by the authors’ institution and is available for review by the Editor-in-Chief of this journal.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.