title: Response to letter to the editor regarding: "Local versus distal transplantation of human neural stem cells following chronic spinal cord injury" by Cheng et al.
authors.affiliation: Department of Orthopaedic Surgery, University of California Los Angeles, 1250 16th St., Santa Monica, 90404, USA.
authors.forename: D Y
authors.initials: DY
authors.lastname: Park
authors.affiliation: Department of Orthopaedic Surgery, Stanford University School of Medicine, 450 Broadway St., MC 6342, Redwood City, CA 94063, USA.
authors.forename: I
authors.initials: I
authors.lastname: Cheng
mesh_terms: D006801:Humans; D058953:Neural Stem Cells / Q000637:transplantation*; D013116:Spinal Cord; D013119:Spinal Cord Injuries; D033581:Stem Cell Transplantation