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About the article
Published Online: 2019-01-07
Published in Print: 2019-06-26
Author contributions: All the authors have accepted responsibility for the entire content of this submitted manuscript and approved submission.
Research funding: This study was supported by the National Nature Science Foundation (Grant numbers 81201349, 81000775); Young medical key talents in Jiangsu province (Grant numbers QNRC 2016686, 2016687); Frontier and key technical innovation projects of Nantong (Grant number MS22015049); Nantong Science and Technology Plan Project (MS12017008-3).
Employment or leadership: None declared.
Honorarium: None declared.
Competing interests: The funding organization(s) played no role in the study design; in the collection, analysis, and interpretation of data; in the writing of the report; or in the decision to submit the report for publication.