A.1/2含鈉液 B.2/3含鈉液 C.1/3含鈉液 D.以上說法均不正確
A.每天30mg B.每天20mg C.每天10mg D.每天25mg
A.0.25mg B.0.5~1mg C.0.4~0.6mg D.1~1.5mg