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Research Article

Multiple Category-Lot Quality Assurance Sampling: A New Classification System with Application to Schistosomiasis Control

  • Casey Olives,

    Affiliations: Department of Biostatistics, University of Washington, Seattle, Washington, United States of America, Department of Biostatistics, Harvard University, Boston, Massachusetts, United States of America

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  • Joseph J. Valadez mail,

    J.Valadez@liverpool.ac.uk

    Affiliation: Department of International Health, Liverpool School of Tropical Medicine, Liverpool, United Kingdom

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  • Simon J. Brooker,

    Affiliations: Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, United Kingdom, Kenya Medical Research Institute-Wellcome Trust Research Programme, Nairobi, Kenya

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  • Marcello Pagano

    Affiliation: Department of Biostatistics, Harvard University, Boston, Massachusetts, United States of America

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  • Published: September 06, 2012
  • DOI: 10.1371/journal.pntd.0001806

About the Authors

Casey Olives
Department of Biostatistics, University of Washington, Seattle, Washington, United States of America
Casey Olives, Marcello Pagano
Department of Biostatistics, Harvard University, Boston, Massachusetts, United States of America
Joseph J. Valadez
Department of International Health, Liverpool School of Tropical Medicine, Liverpool, United Kingdom
Simon J. Brooker
Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, United Kingdom
Simon J. Brooker
Kenya Medical Research Institute-Wellcome Trust Research Programme, Nairobi, Kenya

Corresponding Author

Email: J.Valadez@liverpool.ac.uk

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CO JJV MP. Performed the experiments: CO MP. Analyzed the data: CO MP. Contributed reagents/materials/analysis tools: CO SJB JJV MP. Wrote the paper: CO SJB JJV MP. Responsible for the primary statistical development of methods and implementation: CO. Provided technical support and advisement of statistical development: MP. Provided data and expert advisement for application to schistosomiasis: SJB. Provided context and expert advisement for LQAS design and implementation: JJV.