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Research Article

Solar Drinking Water Disinfection (SODIS) to Reduce Childhood Diarrhoea in Rural Bolivia: A Cluster-Randomized, Controlled Trial

  • Daniel Mäusezahl mail,

    Daniel.Maeusezahl@unibas.ch

    Affiliation: Department of Public Health and Epidemiology, Swiss Tropical Institute (STI), University of Basel, Switzerland

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  • Andri Christen,

    Affiliation: Department of Public Health and Epidemiology, Swiss Tropical Institute (STI), University of Basel, Switzerland

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  • Gonzalo Duran Pacheco,

    Affiliation: Department of Public Health and Epidemiology, Swiss Tropical Institute (STI), University of Basel, Switzerland

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  • Fidel Alvarez Tellez,

    Affiliation: Project Concern International (PCI), Cochabamba, Bolivia

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  • Mercedes Iriarte,

    Affiliation: Centro de Aguas y Saneamiento Ambiental (CASA), Facultad de Tecnología, Universidad Mayor de San Simón (UMSS), Cochabamba, Bolivia

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  • Maria E. Zapata,

    Affiliation: Instituto de Investigaciones Biomédicas (IIBISMED), Facultad de Medicina, Universidad Mayor de San Simon, Cochabamba, Bolivia

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  • Myriam Cevallos,

    Affiliation: Department of Public Health and Epidemiology, Swiss Tropical Institute (STI), University of Basel, Switzerland

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  • Jan Hattendorf,

    Affiliation: Department of Public Health and Epidemiology, Swiss Tropical Institute (STI), University of Basel, Switzerland

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  • Monica Daigl Cattaneo,

    Affiliation: Department of Public Health and Epidemiology, Swiss Tropical Institute (STI), University of Basel, Switzerland

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  • Benjamin Arnold,

    Affiliation: Centers for Occupational and Environmental Health and Family and Community Health, School of Public Health, Berkeley, University of California, Berkeley, California

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  • Thomas A. Smith,

    Affiliation: Department of Public Health and Epidemiology, Swiss Tropical Institute (STI), University of Basel, Switzerland

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  • John M. Colford Jr

    Affiliation: Centers for Occupational and Environmental Health and Family and Community Health, School of Public Health, Berkeley, University of California, Berkeley, California

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  • Published: August 18, 2009
  • DOI: 10.1371/journal.pmed.1000125

About the Authors

Daniel Mäusezahl, Andri Christen, Gonzalo Duran Pacheco, Myriam Cevallos, Jan Hattendorf, Monica Daigl Cattaneo, Thomas A. Smith
Department of Public Health and Epidemiology, Swiss Tropical Institute (STI), University of Basel, Switzerland
Fidel Alvarez Tellez
Project Concern International (PCI), Cochabamba, Bolivia
Mercedes Iriarte
Centro de Aguas y Saneamiento Ambiental (CASA), Facultad de Tecnología, Universidad Mayor de San Simón (UMSS), Cochabamba, Bolivia
Maria E. Zapata
Instituto de Investigaciones Biomédicas (IIBISMED), Facultad de Medicina, Universidad Mayor de San Simon, Cochabamba, Bolivia
Benjamin Arnold, John M. Colford Jr
Centers for Occupational and Environmental Health and Family and Community Health, School of Public Health, Berkeley, University of California, Berkeley, California

Corresponding Author

Email: Daniel.Maeusezahl@unibas.ch

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

ICMJE criteria for authorship read and met: DM AC GDP FAT MI MEZ MC JH MDC BA TAS JMC. Agree with the manuscript's results and conclusions: DM AC GDP FAT MI MEZ MC JH MDC BA TAS JMC. Designed the experiments/the study: DM TAS JMC. Analyzed the data: DM AC GDP JH MDC BA JMC. Collected data/did experiments for the study: AC MC MI. Enrolled patients: AC MC. Wrote the first draft of the paper: DM AC JH. Contributed to the writing of the paper: DM AC GDP MC JH MDC BA TAS JMC. Responsible on site for the overall study coordination and supervision: AC. Contributed to the laboratory studies specifically the microbiological monitoring of water quality: MI. Conducted analysis of stool specimen: MEZ. Responsible for the coordination and supervision of the field activities and field data collection team: MC. Administrative and technical support: JH. Advised on data analysis: TAS.