About the Authors

Paule Dagenais

Roles Formal analysis, Investigation, Writing – original draft

Affiliation Physik-Institut, University of Zurich, Zurich, Switzerland

Christof M. Aegerter

Roles Conceptualization, Supervision, Writing – review & editing

aegerter@physik.uzh.ch

Affiliation Physik-Institut, University of Zurich, Zurich, Switzerland

Competing Interests

CMA is a section editor of PLoSOne. This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials.