同时探讨病例交叉研究方法在道路交通伤害研究中的适用性。

Meanwhile, the application of case-crossover study in the field of traffic injuries research is also discussed.

youdao

同时探讨病例交叉研究方法在道路交通伤害研究中的适用性。

Meanwhile, the application of case-crossover study in the field of traffic injuries research is also discussed.

youdao