Sepp, D., 		Esposito, L., 		Zepper, P., 		Ott, I., 		Feurer, R., 		Sadikovic, S., 		Hemmer, B., & 		Poppert, H.
(2009).
 Surface expression of CXCR4 on circulating CD133+progenitor cells is associated with plaque instability in subjects with carotid artery stenosis.
<em>Vascular Cell, 1</em>(1), 10.
doi:10.1186/2040-2384-1-10