About the Authors
- Christopher K. Hope
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* E-mail: chope@liv.ac.uk
Affiliations Department of Health Services Research, University of Liverpool, Liverpool, United Kingdom, School of Dentistry, University of Liverpool, Liverpool, United Kingdom
- Karen Billingsley
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Affiliations Department of Health Services Research, University of Liverpool, Liverpool, United Kingdom, Department of Medical Microbiology, Royal Liverpool and Broadgreen University Hospital, Liverpool, United Kingdom
- Elbert de Josselin de Jong
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Affiliations Department of Health Services Research, University of Liverpool, Liverpool, United Kingdom, Inspektor Research Systems BV, Amsterdam, The Netherlands
- Susan M. Higham
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Affiliations Department of Health Services Research, University of Liverpool, Liverpool, United Kingdom, School of Dentistry, University of Liverpool, Liverpool, United Kingdom
Competing Interests
Inspektor Research Systems BV provided the salary for author EdJdJ, but did not have any additional role in the study design, data collection and analysis, decision to publish, or preparation of the manuscript. EdJdJ’s involvement in this research was under the auspices of his status as an honourary member of staff at The University of Liverpool. The specific role of EdJdJ is articulated in the ‘author contributions’ section. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials. EdJdJ holds several patents with respect to QLF technology. The remaining authors declared no conflict of interest.
Author Contributions
Conceived and designed the experiments: CKH. Performed the experiments: CKH KB. Analyzed the data: CKH. Wrote the paper: CKH EdJdJ SMH. Discussions regarding fluorescence: EdJdJ.