Funding for this research was provided by:
Postdoctoral Research Foundation of China (2018M643679)
Natural Science Foundation of Shaanxi Provinc (2019JQ-589)
Text and Data Mining valid from 2020-03-25
Received: 24 November 2019
Accepted: 12 March 2020
First Online: 25 March 2020
Ethics approval and consent to participate
: The study was approved by the ethics committee of Xi’an Jiaotong University, and written informed consent was obtained from all participants or their families.
: Written consent was obtained from the patient for the publication of her image in Fig. InternalRef removed.
: The authors declare that they have no competing interests.