共 5 条
[1]
HOLGERSEN LO, 1971, SURGERY, V69, P288
[2]
LIVSTONE EM, 1974, GASTROENTEROLOGY, V67, P1245
[3]
LOUW JH, 1972, S AFR MED J, V46, P1347
[4]
MAZIER WP, 1974, DIS COLON RECTUM, V17, P523