A.5%~10%B.10%~15%C.15%~25%D.25%~40%E.40%~60%
A.5%~10% B.10%~15% C.15%~25% D.25%~40% E.40%~60%
A.正常兒B.Ⅰ度營養(yǎng)不良C.Ⅱ度營養(yǎng)不良D.Ⅲ度營養(yǎng)不良E.佝僂病