15.一般而言,先天性心臟發育缺陷占新生兒的百分比為何?
(A)0.1%
(B)0.5%
(C)1%
(D)5%
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統計: A(27), B(19), C(115), D(34), E(0) #1047874
統計: A(27), B(19), C(115), D(34), E(0) #1047874