A.<4歲 B.脾大不嚴(yán)重 C.伴有黃疸 D.貧血 E.伴有下肢潰瘍
A.胃 B.脾 C.肝 D.小腸 E.腎臟
A.8%~10% B.4%~5% C.1%~2% D.10%~15% E.15%~20%