A Phase I/II, Prospective Multi‐Center Study of the Safety and Preliminary Efficacy of Intravenous Allogeneic Mesenchymal Bone Marrow Cells in Chronic Ischemic Stroke. (September 2019) - Levy, Michael L; Crawford, John; Dib, Nabil; Verkh, Lev; Tankovich, Nikolai; Cramer, Steven C