Intramyocardial injection of autologous bone marrow-derived ex vivo expanded mesenchymal stem cells in acute myocardial infarction patients is feasible and safe up to 5 years of follow-up - Rodrigo, S F; van Ramshorst, J; Hoogslag, G E; Boden, H; Velders, M A; Cannegieter, S C; Roelofs, H; Al Younis, I; Dibbets-Schneider, P; Fibbe, W E; Zwaginga, J J; Bax, J J; Schalij, M J; Beeres, S L; Atsma, D E (J Cardiovasc Transl Res, 2013)