About the Authors

Andries E. Budding

d.budding@vumc.nl

Affiliation Department of Medical Microbiology and Infection control, VU University medical center, Amsterdam, the Netherlands

Matthijs E. Grasman

Affiliation Department of Gastroenterology and Hepatology, VU University medical center, Amsterdam, the Netherlands

Anat Eck

Affiliation Department of Medical Microbiology and Infection control, VU University medical center, Amsterdam, the Netherlands

Johannes A. Bogaards

Affiliation Department of Epidemiology and Biostatistics, VU University medical center, Amsterdam, the Netherlands

Christina M. J. E. Vandenbroucke-Grauls

Affiliation Department of Medical Microbiology and Infection control, VU University medical center, Amsterdam, the Netherlands

Adriaan A. van Bodegraven

Affiliations Department of Gastroenterology and Hepatology, VU University medical center, Amsterdam, the Netherlands, Department of Internal Medicine, Gastroenterology and Geriatrics, ORBIS medical center, Sittard-Geleen, the Netherlands

Paul H. M. Savelkoul

Affiliations Department of Medical Microbiology and Infection control, VU University medical center, Amsterdam, the Netherlands, Department of medical microbiology, Maastricht University medical center, Maastricht, the Netherlands

Competing Interests

AEB and PS have proprietary rights on the IS-pro platform technology. All other authors declare to have no competing interests. Potential competing interests do not alter the author's adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AB AvB PS. Performed the experiments: AB AvB MG. Analyzed the data: AB AE JB. Contributed reagents/materials/analysis tools: MG. Wrote the paper: AB CV AvB PS AE.