多項選擇題不正確的留取年長兒尿標(biāo)本的數(shù)量為()
A.10~15ml
B.15~20ml
C.20~25ml
D.25~30ml
E.20~50ml
A.10~15ml
B.15~20ml
C.20~25ml
D.25~30ml
E.20~50ml