65.下列何種裝置可以提供骨盆腔照射時降低小腸照射比例之用?
(A)shoulder retractor
(B)light weight slant board
(C)overhead arm positioner
(D)belly board
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統計: A(8), B(47), C(19), D(1184), E(0) #1053420
統計: A(8), B(47), C(19), D(1184), E(0) #1053420