13. Gastric balloon is a(n)_______medical device that is temporarily placed into the stomach to reduce weight. After it is installed in the stomach, it must be filled with air.
(A) distilled
(B) combusted
(C) inflatable
(D) affectional
(E) oscillating
詳解 (共 2 筆)
未解鎖
A fil b with c B be ...
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