Gregory J. Block, Shinya Ohkouchi, France Fung, Joshua Frenkel, Carl Gregory, Radhika Pochampally, Gabriel DiMattia, Deborah E. Sullivan, Darwin J. Prockop
Stem Cells.
Author manuscript; available in PMC 2016 Feb 5.Published in final edited form as: Stem Cells. 2009 Mar; 27(3): 670–681. doi: 10.1002/stem.20080742