高等继续教育 / 护理英语II
正确率:100%
题型描述: 单选题
An universal ratio of compression to ventilation in CPR is ( ).
A.15:2
B.30:2
C.15:1
D.30:1
An universal ratio of compression to ventilation in CPR is ( ).
A.15:2
B.30:2
C.15:1
D.30:1
参考答案: