Funding for this research was provided by:
National Natural Science Foundation of China (81530060)
Basic Research Program of Jiangsu Province (BK20180670)
Key Laboratory of Computer Network and Information Integration (K93-9-2014-10C)
Open Project from Jiangsu Key Laboratory of Oral Diseases, Nanjing Medical University (JSKLOD-KF-1708)
Text and Data Mining valid from 2019-11-05
Received: 4 March 2019
Accepted: 17 October 2019
First Online: 5 November 2019
Compliance with ethical standards
: No conflict of interest exits in the submission of this manuscript, and manuscript is approved by all authors for publication.
: All applicable international, national, and institutional guidelines for the care and use of animals were followed.