Funding for this research was provided by:
National Natural Science Foundation of China (81271046)
Text and Data Mining valid from 2019-11-27
Received: 22 May 2019
Accepted: 18 November 2019
First Online: 27 November 2019
Ethics approval and consent to participate
: All experiments involving the DNA of the patients and their relatives were approved by the Peking University Third Hospital Medical Ethics Committee (No. 2012093). In addition, all patients signed informed consent.
: Not applicable.
: The authors declare that they have no competing interests.