共 31 条
[2]
ALUWIHARE AP, 1971, P ROY SOC MED, V64, P162
[3]
BROWN SM, 1970, LANCET, V1, P1112
[4]
CRABBE PA, 1966, GASTROENTEROLOGY, V51, P305
[5]
DAWSON I, 1963, GASTROENTEROLOGY, V44, P745
[6]
DAWSON IMP, 1972, CLIN GASTROENTEROL, V1, P309
[7]
DAWSON IMP, IN PRESS
[8]
DOUGLAS AP, 1970, GASTROENTEROLOGY, V59, P414