About the Authors
- Bernhard Aebischer
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Contributed equally to this work with: Bernhard Aebischer, Sven Karstens
Affiliation Health Division, University of Applied Sciences, Bern, Switzerland
- Jonathan C. Hill
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¶‡ These authors also contributed equally to this this work.
Affiliation Institute for Primary Care and Health Sciences, Keele University, Staffordshire, Great Britain
- Roger Hilfiker
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¶‡ These authors also contributed equally to this this work.
Affiliation School of Health Sciences, University of Applied Sciences and Arts Western Switzerland Valais, Wallis, Switzerland
- Sven Karstens
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Contributed equally to this work with: Bernhard Aebischer, Sven Karstens
* E-mail: sven.karstens@med.uni-heidelberg.de
Affiliation Department of General Practice and Health Services Research, University Hospital, Heidelberg, Germany
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: BA SK JH RH. Performed the experiments: BA SK. Analyzed the data: BA RH SK JH. Wrote the paper: BA JH SK RH.