A.10mg/dl B.20mg/dl C.30mg/dl D.40mg/dl E.50mg/dl
A.小于胎齡兒 B.早產(chǎn)兒 C.低出生體重兒 D.足月兒 E.過(guò)期產(chǎn)兒
A.10mg/dl B.12mg/dl C.15mg/dl D.20mg/dl E.25mg/dl