共 23 条
[2]
BERNSTEIN LM, 1958, GASTROENTEROLOGY, V34, P760
[3]
COHEN S, 1972, GASTROENTEROLOGY, V63, P1066
[6]
Cohen S, 1976, Adv Intern Med, V21, P47
[7]
DEMEESTER TR, 1974, ANN SURG, V180, P511