About the Authors

Ian F. Burgess

ian@insectresearch.com

Affiliation Medical Entomology Centre, Insect Research & Development Limited, Cambridge, United Kingdom

Peter N. Lee

Affiliation PN Lee Statistics and Computing Ltd, Sutton, United Kingdom

Katrina Kay

Affiliations Medical Entomology Centre, Insect Research & Development Limited, Cambridge, United Kingdom, Infection control, NHS Leeds, Leeds, United Kingdom

Ruth Jones

Affiliations Medical Entomology Centre, Insect Research & Development Limited, Cambridge, United Kingdom, South West Wales Regional Office, Care and Social Services Inspectorate Wales, National Assembly of Wales, Wales, United Kingdom

Elizabeth R. Brunton

Affiliation Medical Entomology Centre, Insect Research & Development Limited, Cambridge, United Kingdom

Competing Interests

This study was funded by EctoPharma Ltd, Thornton & Ross Ltd, and Actavis A/S. IFB and ERB are full-time employees and KK and RJ were part-time employees of Insect Research & Development Limited, and PNL is an employee of PN Lee Statistics and Computing Ltd. Neither of these companies was involved in funding the studies. The one relevant patent related to the study product was filed in the name of EctoPharma Ltd, rights to the intellectual property in the product were acquired by Thornton & Ross Ltd, and they currently market it under the name “Hedrin Treat & Go ®”. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials, as detailed online in the guide for authors.

Author Contributions

Conceived and designed the experiments: IFB PNL ERB. Performed the experiments: IFB KK RJ ERB. Analyzed the data: PNL IFB ERB. Wrote the paper: IFB. Designed the software used in analysis: PNL. Chief investigator with oversight of studies: IFB. Locality principal investigators: KK RJ. Trials coordinator: ERB. Commented on manuscript: PNL ERB KK RJ.