U. Klinge, T. Trần, V. Novácek, M. Staat, P. Alizai, A. Miesse, and R. Tolba. Proccedings of ESSR 2011, 46th Annual Congress of the European Society of Surgical Research, Aachen, Germany, May 25-28, 2011, page 21--25. MEDIMOND, Pianoro, Italy, (2011)