A.0.5-1 B.1-1.5 C.1.5-2 D.1-2
A.每月月經(jīng)后6-8天 B.每月月經(jīng)后7-9天 C.每月月經(jīng)后7-10天 D.每月月經(jīng)后6-10天
A.消瘦 B.貧血 C.大便潛血陽性 D.便血