共 3 条
[1]
BERENSON MM, 1993, GASTROINTEST ENDOSC, V39, P210, DOI 10.1016/S0016-5107(93)70079-6
[3]
SAMPLINER RE, 1993, GASTROINTEST ENDOSC, V39, P209, DOI 10.1016/S0016-5107(93)70078-4