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Authors
Zhou, Huan
Wu, Yuju
Liu, Chengfang https://orcid.org/0000-0002-3399-5978
Sun, Chang
Shi, Yaojiang
Zhang, Linxiu
Medina, Alexis
Rozelle, Scott
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Funding
Funding for this research was provided by:
China Medical Board (12-118)
Major International Joint Research Programme (71861147003)
West China Hospital, Sichuan University (skqy201537)
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Article History
Received: 7 August 2019
Accepted: 27 May 2020
First Online: 5 June 2020
Ethics approval and consent to participate
: All participating households gave their written consent for their participation in the study. This study received approval from the Sichuan University Ethical Review Board (Protocol ID K2014022) and Stanford University (Protocol ID 31782), and it conformed to the ethics guidelines of the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.
