title: Erratum to: Investigation of the changes of biophysical/mechanical characteristics of differentiating preosteoblasts in vitro.
abstract: [This corrects the article DOI: 10.1186/s40824-015-0046-y.].
authors.affiliation: Center for Biomaterials, Korea Institute of Science and Technology (KIST), Hwarangno 14-gil 5, Seongbuk-gu, Seoul, 136-791 Korea ; Department of Biomedical Engineering, Korea University of Science and Technology (UST), Daejon, 305-350 Korea.
authors.forename: Ramesh
authors.initials: R
authors.lastname: Subbiah
authors.affiliation: Center for Biomaterials, Korea Institute of Science and Technology (KIST), Hwarangno 14-gil 5, Seongbuk-gu, Seoul, 136-791 Korea ; Department of Biomedical Engineering, Korea University of Science and Technology (UST), Daejon, 305-350 Korea.
authors.forename: Muhammad
authors.initials: M
authors.lastname: Suhaeri
authors.affiliation: Center for Biomaterials, Korea Institute of Science and Technology (KIST), Hwarangno 14-gil 5, Seongbuk-gu, Seoul, 136-791 Korea.
authors.forename: Mintai Peter
authors.initials: MP
authors.lastname: Hwang
authors.affiliation: Center for Biomaterials, Korea Institute of Science and Technology (KIST), Hwarangno 14-gil 5, Seongbuk-gu, Seoul, 136-791 Korea ; Department of Biomedical Engineering, Korea University of Science and Technology (UST), Daejon, 305-350 Korea.
authors.forename: Woojun
authors.initials: W
authors.lastname: Kim
authors.affiliation: Center for Biomaterials, Korea Institute of Science and Technology (KIST), Hwarangno 14-gil 5, Seongbuk-gu, Seoul, 136-791 Korea ; Department of Biomedical Engineering, Korea University of Science and Technology (UST), Daejon, 305-350 Korea.
authors.forename: Kwideok
authors.initials: K
authors.lastname: Park