共 21 条
[12]
OBRIEN JD, 1986, LANCET, V1, P464
[15]
RUTGEERTS P, 1989, LANCET, V1, P1164
[19]
SWAIN CP, 1986, LANCET, V1, P1113
[20]
TRUDEAU W, 1985, GASTROINTEST ENDOSC, V31, P138