共 19 条
- [1] ARONCHICK CA, 1984, GASTROINTEST ENDOSC, V30, P140
- [3] CATTELL RB, 1929, JAMA-J AM MED ASSOC, V93, P1270
- [4] Eliason EL, 1939, ANN SURG, V109, P580
- [5] GEENEN J, 1984, GASTROENTEROLOGY, V86, P1086
- [8] KOCH H, 1977, GASTROENTEROLOGY, V73, P1393