Article History
Received: 12 November 2020
Revised: 21 December 2020
Accepted: 28 December 2020
First Online: 11 January 2021
Compliance with ethical standards
:
: This research was approved by the Ethics Committee of Chongqing Medical University affiliated Children’s Hospital, conforming to the Helsinki Declaration. Informed written consent for clinical and genetic analyses was obtained from the patient’s parents.
: The authors declare that they have no competing interests.