A.
B.
C.
D.
[单选题]A.26mmB.24mmC.22mmD.20mm
[单选题]A.B.C.D.
[单选题]A.12.5%B.32%C.50%D.62.5%
[单选题]A.15mmB.20mmC.25mmD.32mm
[单选题]A.缺铁性贫血B.巨幼细胞性贫血C.再生障碍性贫血D.溶血性贫血E.骨髓病性贫血
[单选题]A.牙振荡B.牙周炎C.牙髓坏死D.牙轻度脱位E.根折
[单选题]( ).A.B.C.D.