共 21 条
[1]
BILBALLO MK, 1974, GASTROENTEROLOGY, V70, P314
[2]
Blackwood W D, 1973, Gastrointest Endosc, V20, P56, DOI 10.1016/S0016-5107(73)73873-6
[7]
FERSTROM I, 1981, SURG GYNECOL OBSTET, V153, P405
[8]
Geenen J E, 1980, Adv Surg, V14, P31
[9]
JORDAN GL, 1982, CURR PROBL SURG, V19, P776