共 12 条
[3]
ELNEWIHI HM, 1994, AM J GASTROENTEROL, V89, P953
[8]
KEATE RF, 1994, GASTROINTEST ENDOSC, V49, P775
[9]
ROGERS BHG, 1987, GASTROINTEST ENDOSC, V33, P374
[10]
ROGERS BHG, 1982, GASTROINTEST ENDOSC, V28, P256