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Acknowledgments
Wolf J, Hubbard S, Brauer M, et al. Effectiveness of interventions to improve drinking water, sanitation, and handwashing with soap on risk of diarrhoeal disease in children in low-income and middle-income settings: a systematic review and meta-analysis. Lancet 2022; 400: 48–59—In this Article, the first line of the Findings in the Summary should have read “21 290 records were identified from the search, of which 124 studies were included, providing 83 water (62 616 children), 20 sanitation (40 799 children), and 41 hygiene (98 416 children) comparisons.” The first line of the Results should have read “21 290 records were identified from the search, of which 15 634 were screened and 83 assessed for eligibility (figure 3).” Figure 3 has been updated. The appendix of this Article has also been corrected. These corrections have been made as of June 15, 2023.