CHINESE JOURNAL OF DIGESTIVE SURGERY, Volume 6, Issue 4,2007, Pages 280-282, doi:10.3760/cma.j.issn.1673-9752.2007.04.012
CHINESE JOURNAL OF DIGESTIVE SURGERY, Volume 6, Issue 4,2007, Pages 285,290, doi:10.3760/cma.j.issn.1673-9752.2007.04.026
CHINESE JOURNAL OF DIGESTIVE SURGERY, Volume 6, Issue 4,2007, Pages 312,315, doi:10.3760/cma.j.issn.1673-9752.2007.04.022