Funding for this research was provided by:
Nanjing Legend Biotech
Grant Major Research Projects Funding Schemes of The Second Affiliated Hospital Of Xi'an Jiaotong University (YJZDJH201601)
Key Research and Development Plan of Shaanxi Province, Major Project (2018ZDXM-SF-039)
Key Research and Development Plan of Shaanxi Province, General Project (2018SF-002)
Text and Data Mining valid from 2018-12-01
Received: 14 November 2018
Accepted: 23 November 2018
First Online: 20 December 2018
Ethics approval and consent to participate
: This study was performed in accordance with the Declaration of Helsinki and was approved by the institutional independent ethics committee (reference number: 2016002) of The Second Affiliated Hospital of Xi’an Jiaotong University. All patients provided written informed consent.
: Consent from patients whose data are included in this article has been obtained in writing.
: Q-CZ and X-HF are employees of Nanjing Legend Biotech Co. All other authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.