by van Leeuwen, M S, Noordzij, J, Feldberg, M A, Hennipman, A H, Doornewaard, H
Published in Radiology (01.11.1996)

by van Leeuwen, M S, Obertop, H, Hennipman, A H, Fernandez, M A
Published in Baillière's clinical gastroenterology (01.03.1995)

by VAN LEEUWEN, M. S, OBERTOP, H, HENNIPMAN, A. H, ARANCHA FERNANDEZ, M
Published in Baillière's clinical gastroenterology (1995)