About the Authors
- Renyun Zhang
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* E-mail: renyun.zhang@miun.se
Affiliation Department of Natural Sciences, Engineering and Mathematics, Mid Sweden University, Sundsvall, Sweden
- Magnus Hummelgård
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Affiliation Department of Natural Sciences, Engineering and Mathematics, Mid Sweden University, Sundsvall, Sweden
- Håkan Olin
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Affiliation Department of Natural Sciences, Engineering and Mathematics, Mid Sweden University, Sundsvall, Sweden
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: RYZ HO. Performed the experiments: RYZ. Analyzed the data: RYZ MH HO. Wrote the paper: RYZ HO.