Funding for this research was provided by:
National Natural Science Foundation of China (81630038, 81771634, 81842011, 81971433, 81971428)
National Key Project of Neonatal Children (1311200003303)
Received: 3 March 2019
Accepted: 15 December 2019
First Online: 23 December 2019
Ethics approval and consent to participate
: This study was approved by the Ethics committee of the Affiliated Hospital of Zunyi Medical University, China. Written informed consent for genetic testing and participation in this study were obtained from the parents of the patients.
: Written informed consent for publication of their clinical details and clinical images (videos) were obtained from the parents of the patients. A copy of the consent form is available for review by the editor of this journal.
: The authors declare that they have no competing interests.