Funding for this research was provided by:
National Natural Science Foundation of China Youth Fund (71704058)
Received: 3 July 2020
Accepted: 21 September 2020
First Online: 25 September 2020
Ethics approval and consent to participate
: A prior abstract about part of the findings was submitted for the 2019 Lancet–CAMS Health Conference held in China, and it was accepted and printed on the conference brochure and posters [CitationRef removed]. However, the full manuscript has never been submitted or published in the Lancet journal or elsewhere. According to the ethics and consent, we have cited the published abstract in this article.
: Consent for publication was obtained from each participant prior to the research, and the formal full manuscript was also allowed for publication in other journals by the 2019 Lancet–CAMS Health Conference.
: The authors declare no conflict of interest.