About the Authors
- Yafeng Song
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Affiliation Department of Integrative Medical Biology, Section for Anatomy, Umeå University, Sweden
- Sture Forsgren
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Affiliation Department of Integrative Medical Biology, Section for Anatomy, Umeå University, Sweden
- Jiguo Yu
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Affiliation Department of Surgical and Perioperative Sciences, Sports Medicine Unit, Umeå University, Umeå, Sweden
- Ronny Lorentzon
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Affiliation Department of Surgical and Perioperative Sciences, Sports Medicine Unit, Umeå University, Umeå, Sweden
- Per S. Stål
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* E-mail: per.stal@anatomy.umu.se
Affiliation Department of Integrative Medical Biology, Section for Anatomy, Umeå University, Sweden
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: YS SF JY RL PS. Performed the experiments: YS. Analyzed the data: YS SF PS. Contributed reagents/materials/analysis tools: SF PS. Wrote the paper: YS SF PS.