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Cluster-randomised controlled trials of individual and combined water, sanitation, hygiene and nutritional interventions in rural Bangladesh and Kenya: the WASH Benefits study design and rationale
  1. Benjamin F Arnold1,
  2. Clair Null2,3,
  3. Stephen P Luby4,5,
  4. Leanne Unicomb4,
  5. Christine P Stewart6,
  6. Kathryn G Dewey6,
  7. Tahmeed Ahmed7,8,
  8. Sania Ashraf4,
  9. Garret Christensen3,9,
  10. Thomas Clasen2,
  11. Holly N Dentz2,3,
  12. Lia C H Fernald1,
  13. Rashidul Haque4,10,
  14. Alan E Hubbard1,
  15. Patricia Kariger1,
  16. Elli Leontsini11,
  17. Audrie Lin1,
  18. Sammy M Njenga12,
  19. Amy J Pickering13,
  20. Pavani K Ram14,
  21. Fahmida Tofail7,
  22. Peter J Winch11,
  23. John M Colford Jr1
  1. 1School of Public Health, University of California, Berkeley, California, USA
  2. 2Rollins School of Public Health, Emory University, Atlanta, Georgia, USA
  3. 3Innovations for Poverty Action, New Haven, Connecticut, USA
  4. 4Centre for Communicable Diseases, International Centre for Diarrhoeal Disease Research, Dhaka, Bangladesh
  5. 5Stanford University, Stanford, California, USA
  6. 6Program in International and Community Nutrition, University of California, Davis, California, USA
  7. 7Centre for Nutrition & Food Security, International Centre for Diarrhoeal Disease Research, Dhaka, Bangladesh
  8. 8BRAC University, James P Grant School of Public Health, Dhaka, Bangladesh
  9. 9Department of Economics, Swarthmore College, Swarthmore, Pennsylvania, USA
  10. 10Centre for Communicable Diseases and Centre for Vaccine Sciences, International Centre for Diarrhoeal Disease Research, Dhaka, Bangladesh
  11. 11Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA
  12. 12Eastern & Southern Africa Centre of International Parasite Control, Kenya Medical Research Institute, Nairobi, Kenya
  13. 13Civil and Environmental Engineering, Stanford University, Stanford, California, USA
  14. 14School of Public Health and Health Professions, State University of New York at Buffalo, Buffalo, New York, USA
  1. Correspondence to Benjamin F Arnold; benarnold{at}

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