Therapeutic effects of human umbilical cord blood-derived mesenchymal stem cells after intrathecal administration by lumbar puncture in a rat model of cerebral ischemia. 1 [$ D8 R, V. }3 O6 B$ T1 W7 O; x % i: v. U5 Q9 e Lim JY, Jeong CH, Jun JA, Kim SM, Ryu CH, Hou Y, Oh W, Chang JW, Jeun SS.8 @" A: _) I( o* A' e% q
http://www.ncbi.nlm.nih.gov/pubmed/21939558