About the Authors
- Pablo Artal
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* E-mail: pablo@um.es
Affiliation Laboratorio de Óptica, Universidad de Murcia, Murcia, Spain
- Antonio Benito
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Affiliation Laboratorio de Óptica, Universidad de Murcia, Murcia, Spain
- Guillermo M. Pérez
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Affiliation Laboratorio de Óptica, Universidad de Murcia, Murcia, Spain
- Encarna Alcón
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Affiliation Laboratorio de Óptica, Universidad de Murcia, Murcia, Spain
- Álvaro De Casas
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Affiliation Hospital Universitario Virgen de la Arrixaca, Murcia, Spain
- Jaume Pujol
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Affiliation Centre de Desenvolupament de Sensors, Instrumentació i Sistemes (CD6), Universidad Politécnica de Cataluña, Tarrasa, Barcelona, Spain
- José M. Marín
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Affiliation Hospital Universitario Virgen de la Arrixaca, Murcia, Spain
Competing Interests
Co-authors Artal, Benito, Perez and Pujol hold a patent application on the reported approach (United States Patent Application 20100195876; Artal Pablo et al. August 5, 2010). Co-authors Artal and Pujol are minority investors in Visiometrics SL, the manufacturer of the OQAS instrument. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: PA. Performed the experiments: AB GP EA ADC. Analyzed the data: PA AB GP EA ADC JP JMM. Contributed reagents/materials/analysis tools: JP JMM. Wrote the paper: PA.