Funding for this research was provided by:
National Natural Science Foundation of China (71774178)
Community-based integrated interventions for the prevention and control of AIDS, hepatitis B and tuberculosis in Guangdong, China (2018ZX10715004)
Science and Technology Planning Project of Guangdong (2017A020212006)
the Guangzhou Science and Technology Project (201607010368)
Text and Data Mining valid from 2019-05-16
Received: 28 January 2019
Accepted: 2 May 2019
First Online: 16 May 2019
Ethics approval and consent to participate
: The study protocol was reviewed and approved by the Institutional Review Board (IRB) of the School of Public Health, Sun Yat-sen University, Guangzhou, China (No: 2016–003). All subjects gave their informed consent for inclusion before they participated in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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