共 8 条
[1]
GREGORY MA, 1982, S AFR MED J, V62, P52
[3]
LAMBERT JR, 1987, GASTROENTEROLOGY, V92, P1488
[5]
MARTIN DF, 1981, LANCET, V1, P7
[8]
WAUTERS GV, 1990, AM J GASTROENTEROL, V85, P1395