共 11 条
[1]
BROWNE S, 1990, GASTROINTEST ENDOSC, V36, P206
[5]
HAULK A, 1989, GASTROINTEST ENDOSC, V35, P163
[7]
LEUNG JWC, 1990, GASTROINTEST ENDOSC, V36, P224
[9]
SOEHENDRA N, 1989, ENDOSKOPIE HEUTE, V4, P27