Acknowledgements
We would like to acknowledge support from the Dermatology Hospital of Southern Medical University, the UK Department of Health and Social Care, the UK Department for International Development, the UK Global Challenges Research Fund, the Medical Research Council, the Wellcome Trust, and NIH (NIAID K24AI143471), the National Institutes of Health (P30 AI050410 and K24 AI143471). We thank all study participants, community-based organization staff, and volunteers, who contributed to this study.