A.30% B.35% C.40% D.45% E.50%
A.三度房室傳導(dǎo)阻滯 B.冠心病 C.多源性室性期前收縮 D.急性心包炎 E.不穩(wěn)定型心絞痛
A.22 B.18 C.13 D.10 E.5