About the Authors

Eduard van Wijk

epa.vanwijk@lacdr.leidenuniv.nl

Affiliations Sino-Dutch Centre for Preventive and Personalized Medicine/Centre for Photonics of Living Systems, Leiden University, Leiden, The Netherlands, Division of Analytical Biosciences, Netherlands Metabolomics Centre, LACDR, Leiden University, The Netherlands, Meluna Research, Geldermalsen, The Netherlands, Samueli Institute, Alexandria, Virginia, United States of America

Masaki Kobayashi

Affiliation Department of Electronics and Intelligent Systems, Tohoku Institute of Technology, Sendai, Japan

Roeland van Wijk

Affiliations Sino-Dutch Centre for Preventive and Personalized Medicine/Centre for Photonics of Living Systems, Leiden University, Leiden, The Netherlands, Meluna Research, Geldermalsen, The Netherlands

Jan van der Greef

Affiliations Sino-Dutch Centre for Preventive and Personalized Medicine/Centre for Photonics of Living Systems, Leiden University, Leiden, The Netherlands, Division of Analytical Biosciences, Netherlands Metabolomics Centre, LACDR, Leiden University, The Netherlands, TNO Netherlands Organization for Applied Scientific Research, Zeist, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EvW MK RvW. Performed the experiments: EvW MK. Analyzed the data: EvW RvW MK. Contributed reagents/materials/analysis tools: EvW MK JvdG. Wrote the paper: EvW MK RvW JvdG.