目前丹红注射液的Meta分析类型有哪些()
A.治疗冠心病的Met分析
B.治疗脑梗死的Met分析
C.治疗肝病的Met分析
D.治疗糖尿病并发症的Met分析
参考答案:A, B, D
Tom as well as his two companions ________ leave ________Paris tomorrow.
A.are to; for
B.is to; for
C.is to; to
D.are to; to
对呼吸性酸碱失衡的判断,最有价值的指标是()
A.BE
B.PaCO2
C.pH
D.AB
E.SB