Funding for this research was provided by:
Chongqing Science and Technology Commission (cstc2018jcyjA0451)
Chongqing Science and Technology Commission (cstc2016shmszx0548)
Science and Technology Committee of Yuzhong District, Chongqing (2018 31-20180115)
Received: 26 December 2019
Accepted: 3 June 2020
First Online: 17 July 2020
Consent for publication
: The subject shown in Fig. InternalRef removed and her parents provided their written informed consent for publication of the images.
: The authors declare that they have no competing interests.