Pedistric disease's aetiological agent.

小儿疾病的发病原因。

Now, recent investigations devote to gene, and think it one of the major aetiological factors.

目前最新的研究致力于圆锥角膜病的基因研究，并认为是主要的病因之一。

The aetiological fraction attributable to differences in work environment exposures was calculated to be 40%.

工作环境暴露的差异约占病假可归因危险的40%。

Objective: To evaluate the clinical value of in vitro allergen detection by ELISA in aetiological screening of urticaria.

目的： 评价酶免疫分析法（ELISA）体外检测过敏原在荨麻疹病因筛查中的临床应用价值。

Statistics on occupational mortality have been of greater value in these respects than in initiating the study of new aetiological agents.

不同职业的死亡率的统计对这些方面的价值较之对于开展新的病因研究的价值更大。