1. A. G. GRISTINA, Science 237 (1987) 1588.
2. G. D. CHRISTENSEN, L. M. BADDOUR, D. L. HASTY, H. LOWRANCE and W. A. SIMPSON in ?Infections associated with indwelling medical devices? (Bisno & Waldvogel, ASM, Washington DC, 1989) p. 27.
3. A. GELOSIA, L. BALDASSARRI, M. MIGNOZZI, E. FISCARELLI, G. RIZZONI and G. DONELLI, in Proceedings of the VI Mediterranean Conference on Medical and Biological Engineering, Capri, July 1992, edited by M. BRACALE and F. DENOTH (CNR, Pisa, 1992) Vol. I, p. 105.
4. G. PETERS, R. LOCCI and G. PULVERER, J. Infect. Dis. 146 (1982) 479.
5. A. GIANGRANDE, P. ALLARIA, R. TORPIA, L. BALDASSARRI, A. GELOSIA and G. DONELLI, Perit. Dial. Int. 13 (1993) 133.