18.下列那一項檢查的輻射劑量最低?
(A)chest x-ray
(B)dual-energy x-ray absorptiometry(DXA)
(C)lumbar spine x-ray
(D)mammography
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統計: A(253), B(997), C(29), D(212), E(0) #3135725
統計: A(253), B(997), C(29), D(212), E(0) #3135725
詳解 (共 2 筆)
#6508668
由圖可知
chest:0.1mSv
DXA:0.001mSv

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