About the Authors
- James G. Heaf
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* E-mail: heaf@dadlnet.dk
Affiliation Department of Nephrology B, Copenhagen University Hospital at Herlev, Herlev, Denmark
- Sonja Wehberg
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Affiliation Department of Epidemiology, Odense University Hospital, Odense, Denmark
Competing Interests
The authors have read the journal's policy and have the following conflicts. James Heaf has received travel funding and lecture fees from Baxter and Fresenius, and a research grant from Fresenius. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: JGH. Performed the experiments: JGH. Analyzed the data: SW. Contributed reagents/materials/analysis tools: SW. Wrote the paper: JGH. Performed statistical analysis: SW.
