title: Comment on: ''In vivo measurements of human bone deformation using optical segment tracking: surgical approach and validation in a three-point bending test''.
authors.affiliation: Third Hospital of Hebei Medical University, Shijiazhuang 050051, P.R. China.
authors.forename: Y
authors.initials: Y
authors.lastname: Liu
authors.forename: H
authors.initials: H
authors.lastname: Li
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D061848:Optical Imaging / Q000379:methods*; D013977:Tibia