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Authors
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Funding
Funding for this research was provided by:
Ministry of Science and Technology of the People's Republic of China (2017ZX10201302007)
Chongqing Health Commission (2019MSXM062)
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Article History
Received: 15 March 2020
Accepted: 14 July 2020
First Online: 22 July 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of the Institute of Tuberculosis Prevention and Control, Chongqing, China. In this study, there was no access to individual information. A secondary analysis based on reported data has been conducted and informed consent from individuals was not required. All methods were performed in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.
