试题与答案

某种新疗法可延长寿命,但不能治愈疾病,可能会出现:() A.该病发病率将增加 B.该

题型:单项选择题

题目:

某种新疗法可延长寿命,但不能治愈疾病,可能会出现:()

A.该病发病率将增加

B.该病发病率将减少

C.该病患病率将增加

D.该病患病率将减少

E.该病发病率和患病率都减少

答案:

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