About the Authors

Corinne Chmiel

corinne.chmiel@usz.ch

Affiliation Institute of Primary Care, University of Zurich, Zurich, Switzerland

Oliver Reich

Affiliation Department of Health Sciences, Helsana Group, Zurich, Switzerland

Andri Signorell

Affiliation Department of Health Sciences, Helsana Group, Zurich, Switzerland

Ryan Tandjung

Affiliation Institute of Primary Care, University of Zurich, Zurich, Switzerland

Thomas Rosemann

Affiliation Institute of Primary Care, University of Zurich, Zurich, Switzerland

Oliver Senn

Affiliation Institute of Primary Care, University of Zurich, Zurich, Switzerland

Competing Interests

Oliver Reich and Andri Signorell are employed by the Helsana Group. The sponsor had no role in the planning, conducting or submission of this manuscript. These authors declare no conflict of interest. Helsana Group shall have no liability to any third party in respect to the contents of this article. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials. All the other authors have no conflicts of interests or financial disclosures to declare.

Author Contributions

Conceived and designed the experiments: CC OR OS RT TR AS. Performed the experiments: AS OR. Analyzed the data: CC OR OS RT TR AS. Wrote the paper: CC OR OS RT TR AS.