by Chelfouh, N, Grenier, N, Higueret, D, Trillaud, H, Levantal, O, Pariente, JL, Ballanger, P
Published in American journal of roentgenology (1976) (01.10.1998)

by Grenier, N, Claudon, M, Trillaud, H, Douws, C, Levantal, O
Published in European radiology (01.04.1997)

by Clayman, R V
Published in The Journal of urology (01.08.1999)