1. National Institute for Laser, Plasma and Radiation Physics, 077125 Magurele, Romania
2. CNR-ISC, Istituto dei Sistemi Complessi, Area della Ricerca di Roma-Tor Vergata,
Via del Fosso del Cavaliere 100, I-00133 Rome, Italy
3. Institute of Biochemistry of the Romanian Academy, 296 Splaiul Independentei, 060031 Bucharest, Romania
4. Medinsys Craiova, Calea Unirii 32, 200409 Craiova, Romania
5. Faculty of Mechanics, University of Craiova, Alexandru
Ioan Cuza 13, 200585 Craiova, Romania
6. Department of Surgery, Harvard Medical School and Massachusetts General Hospital, 55 Fruit Street White 506, Boston, Massachusetts 02114, United States