Article History
Received: 24 October 2021
Accepted: 28 January 2022
First Online: 14 February 2022
Declarations
:
: The research was approved by the Institutional Committee for the Protection of Human Subjects (Institutional Review Board of Sichuan Provincial Maternity and Child Health Care Hospital, 20201113–98), and the patient signed the informed consent.
: The patient had provided his consent for publication.
: The authors declare that they have no competing interests.