title: Editorial.
authors.affiliation: Department of Biomedical Engineering, National Yang Ming University, Taipei, Taiwan; School of Biological Science and Medical Engineering, Beihang University, Beijing, China. Electronic address: ckcheng@ym.edu.tw.
authors.forename: Cheng-Kung
authors.initials: CK
authors.lastname: Cheng
authors.affiliation: School of Biological Science and Medical Engineering, Beihang University, Beijing, China. Electronic address: yubofan@buaa.edu.cn.
authors.forename: Yubo
authors.initials: Y
authors.lastname: Fan
mesh_terms: D001698:Biomedical Engineering