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The Acknowledgements section now reads: \u201cWe thanks to all the relevant medical workers. In particular, we are grateful to all staff of the Leprosy Department of the Beijing Tropical Medicine Research Institute, including Li Huanying, Weng Xiaoman, Liu Jian, Wen Yan, and Yuan Lianchao, for their invaluable contributions and dedicated efforts in the clinical practice, research, and prevention and control of leprosy related to this study. 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