Fu, Xian-zhi http://orcid.org/0000-0003-2246-1564
Article History
Received: 24 February 2021
Accepted: 25 February 2022
First Online: 9 March 2022
Declarations
:
: The study is conducted in accordance with the ethical standards of the institutional and national research committees and with the 1964 Helsinki Declaration and its subsequent revisions or similar ethical standards. Each volunteer participant obtained a written informed consent based on inclusion criteria.
: The author gives consent for publication of this paper in Health Economic Review.
: The authors declare that there are no competing interests.