About the Authors

Thomas C. Erren

tim.erren@uni-koeln.de

Affiliation Institute and Policlinic for Occupational Medicine, Environmental Medicine and Prevention Research, University Hospital of Cologne, Cologne, Germany

Tracy E. Slanger

Affiliation Institute and Policlinic for Occupational Medicine, Environmental Medicine and Prevention Research, University Hospital of Cologne, Cologne, Germany

J. Valérie Groß

Affiliation Institute and Policlinic for Occupational Medicine, Environmental Medicine and Prevention Research, University Hospital of Cologne, Cologne, Germany

Philip E. Bourne

Affiliation Office of the Director, The National Institutes of Health, Bethesda, Maryland, United States of America

Paul Cullen

Affiliation Medizinisches Labor Münster, Münster, Germany

Competing Interests

The authors have declared that no competing interests exist.