title: Introductory Commentary on Regulation of LFA-1 Expression by CD34+ Cells and Inducible Growth Factor Production by Stroma Enable Formation of Bone Marrow Compartments, Torensma et al.
authors.forename: Joel
authors.initials: J
authors.lastname: Greenberger
authors.forename: Armand
authors.initials: A
authors.lastname: Keating