Funding for this research was provided by:
nsfc (81572684, 81772997)
natural science foundation of guangdong province (2016A030313070)
Article History
Received: 25 July 2021
Accepted: 7 December 2021
First Online: 22 February 2022
Declarations
:
: The research was approved by the ethical board of Shantou University Medical College. For sampling from cadavers, written informed consents were received from relative of the deceased.
: The authors declare that they have no competing interests.