下列答案哪一项不是反映医疗需要量的指标()
A.两周每千人患病人数
B.两周每千人患病日数
C.两周每千人因病伤卧床人数
D.两周每千人就诊次数
E.每人每年休工日数
参考答案:D
Whenever I met her, __________ was very often, she greeted me with a sweet smile.
A.who
B.which
C.when
D.since
左向右分流型先心病最常见的并发症为
A.细菌性心内膜炎
B.脑血栓
C.脑脓肿
D.肺炎
E.心力衰竭