Jiang, Hanyi
Guan, Ying
Yang, Jing
Zhang, Jiao
Zhang, Qingguo
Chen, Zhiwei
Funding for this research was provided by:
National Natural Science Foundation of China (81571924, 31671312)
Article History
Received: 17 January 2021
Accepted: 19 September 2021
First Online: 30 September 2021
Declarations
:
: The authors report no financial and personal relationships with other people or organizations that could inappropriately influence the work.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: All of participants were signed written consent forms and known detailed information about the available nasolabial fold treatment. All operations involving human participants are approved by institutional ethics committees and conform to the ethical standards of institutions and national research committees and the ethical standards of the World Medical Association Declaration of Helsinki (June 1964).