48.下列核種那些可用於intracavitary brachytherapy?①14C ②103Pd ③198Au ④125I ⑤137Cs ⑥192Ir ⑦60Co ⑧99mTc
(A)②③④⑤⑥⑦
(B)僅⑤⑥⑦
(C)僅②③④
(D)僅①⑧
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統計: A(471), B(783), C(390), D(9), E(0) #1382427
統計: A(471), B(783), C(390), D(9), E(0) #1382427