A. 难治性II类/期压疮 B. III期压疮 C. IV期压疮 D. 难治性的III期压疮
A. 正确 B. 错误
A. darkening，growing in size and forming an anvil top B. that shows extensive vertical development C. creating cold downdrafts that are felt on the ground D. All of the above
A. 上提管柱 B. 下放管柱 C. 旋转管柱 D. 投递工具
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