A.直腸息肉 B.阿米巴痢疾 C.血吸蟲(chóng)病 D.急性細(xì)菌性痢疾 E.結(jié)腸克羅恩病
A.1%~5% B.5%~10% C.10%~15% D.15%~20% E.20%~25%