1. Gruentzig A. Transluminal dilation of coronary artery stenosis. Lancet. 1977;1:263.
2. Kipshidze N, Dangas G, Tsapenko M, et al. Role of the endothelium in modulating neointimal formation: vasculoprotective approaches to attenuate restenosis after percutaneous coronary interventions. J Am Coll Cardiol. 2004;44:733–9.
3. Risau W. Differentiation of endothelium. FASEB J. 1995;9:926–33.
4. Asahara T, Murohara T, Sullivan A, et al. Isolation of putative progenitor endothelial cells for angiogenesis. Science. 1997;275:964–6.
5. Shi Q, Rafii S, Wu MH-D, et al. Evidence for circulating bone marrow-derived endothelial cells. Blood. 1998;92:362–7.