About the Authors
- Irwa Issa
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Roles Formal analysis, Validation, Visualization, Writing – original draft, Writing – review & editing
Affiliation Department of Agricultural and Food Marketing, Faculty of Organic Agricultural Sciences, University of Kassel, Witzenhausen, Germany
- Sebastian Delbrück
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Roles Investigation, Writing – review & editing
¶‡ SD and UH contributed 20% each to this work.
Affiliation BIOCOM AG, Berlin, Germany
- Ulrich Hamm
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Roles Supervision, Writing – original draft, Writing – review & editing
* E-mail: hamm@uni-kassel.de
¶‡ SD and UH contributed 20% each to this work.
Affiliation Department of Agricultural and Food Marketing, Faculty of Organic Agricultural Sciences, University of Kassel, Witzenhausen, Germany
Competing Interests
SB is a paid employee of Biocom AG. There are no patents, products in development or marketed products associated with this research to declare. This does not alter our adherence to PLOS ONE policies on sharing data and materials.