Funding for this research was provided by:
The 345 Talent Project of Shengjing Hospital
Received: 12 August 2021
Accepted: 28 April 2022
First Online: 12 May 2022
: The pregnant women and the parents of newborns described in this case report provided informed consent. Identifying data (birthdates and names) have been removed. The study was approved by the Ethics Committee of Shengjing Hospital, China Medical University. All procedures performed involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from their parents to publish these case reports and any accompanying images. A copy of the signed, written informed consent for publication form is available for review by the editor.
: The authors declare that they have no competing interests.