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【Material】原材料引用 This is the VOA Special English Health Report. Cardiopul...
【Material】原材料引用 This is the VOA Special English Health Report. Cardiopul...
【Material】原材料引用 The American Heart Association says about ninety-five pe...
【Material】原材料引用 Doctor Ewy thinks the CPR guidelines should be changed a...
【Material】原材料引用 He says this would save lives. Studies show that many pe...
【Material】原材料引用 It said people should increase the number of chest press...
【Material】原材料引用 1）.Twenty-two percent survived with good brain ability. ...
【Material】原材料引用 The researchers say any kind of CPR improved chances of ...
【Material】原材料引用 Seven hundred and twelve received CPR. Four hundred and ...