共 25 条
[1]
BRESLOW NE, 1980, ANAL CASE CONTROL ST, V1
[3]
DONALDSON RM, 1975, GASTROENTEROLOGY, V68, P1608
[5]
FELDMAN EJ, 1980, GASTROENTEROLOGY, V78, P1087
[6]
GAZZARD BG, 1982, EPIDEMIOLOGY DISEASE, P211
[7]
HARRISON A, 1979, SURGEON GENERALS REP, P9
[9]
KURATA JH, 1984, CLIN GASTROENTEROL, V13, P289
[10]
LANGMAN MJS, 1976, LANCET, V1, P680