About the Authors
Hannover Medical School, Hannover, Germany
University of Mannheim, Mannheim, Germany
University of Salzburg, Salzburg, Austria
The authors have declared that no competing interests exist.
Conceived and designed the experiments: HK DS. Performed the experiments: HK MM MS GN DS. Analyzed the data: HK MM MS GN DS. Wrote the first draft of the manuscript: DS. Contributed to the writing of the manuscript: HK MM MS GN DS. ICMJE criteria for authorship read and met: HK MM MS GN DS. Agree with manuscript results and conclusions: HK MM MS GN DS.