Editorials
Copyright ©The Author(s) 1998.
World J Gastroenterol. Jun 15, 1998; 4(3): 197-201
Published online Jun 15, 1998. doi: 10.3748/wjg.v4.i3.197
Figure 7
Figure 7 Diagram depicts the step-over lines of AG in two overlapping walls seen in DC film.