共 16 条
[2]
BOSCH J, 1981, GASTROENTEROLOGY, V80, P518
[3]
BOYER TD, 1977, GASTROENTEROLOGY, V72, P584
[4]
CABALLERIA J, 1985, J HEPATOL S, V2, pS205
[5]
CHRISTENSEN E, 1980, GASTROENTEROLOGY, V78, P236
[6]
Cochran W.G, 1957, STAT METHODS, V6th ed