Chen, Lei Correction: Conditioned Medium from Hypoxic Bone Marrow-Derived Mesenchymal Stem Cells Enhances Wound Healing in Mice. [electronic resource] - PloS one 2015 - e0145565 p. digital Publication Type: Published Erratum ISSN: 1932-6203 Standard No.: 10.1371/journal.pone.0145565 doi