About the Authors

Jan-Willem H. Dik

Affiliation Department of Medical Microbiology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands

Ariane G. Dinkelacker

Affiliations Department of Medical Microbiology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands, Department of Medical Microbiology, University Hospital Tübingen, Tübingen, Germany

Pepijn Vemer

Affiliations Department of Pharmacy, Unit of PharmacoEpidemiology & PharmacoEconomics, University of Groningen, Groningen, the Netherlands, Institute of Science in Healthy Aging & healthcaRE (SHARE), University Medical Center Groningen, Groningen, the Netherlands, Department of Epidemiology, University Medical Center Groningen, Groningen, the Netherlands

Jerome R. Lo-Ten-Foe

Affiliation Department of Medical Microbiology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands

Mariëtte Lokate

Affiliation Department of Medical Microbiology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands

Bhanu Sinha

Affiliation Department of Medical Microbiology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands

Alex W. Friedrich

alex.friedrich@umcg.nl

Affiliation Department of Medical Microbiology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands

Maarten J. Postma

Affiliations Department of Pharmacy, Unit of PharmacoEpidemiology & PharmacoEconomics, University of Groningen, Groningen, the Netherlands, Institute of Science in Healthy Aging & healthcaRE (SHARE), University Medical Center Groningen, Groningen, the Netherlands, Department of Epidemiology, University Medical Center Groningen, Groningen, the Netherlands

Competing Interests

BS has received a travel grant co-funded by Pfizer/Wyeth, and worked on projects in cooperation with Pathogenica Life Technologies, and Copan, the other authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JD JL BS AF MP. Performed the experiments: JD AD ML. Analyzed the data: JD AD PV ML. Wrote the paper: JD JL BS AF MP.