Children of preschool age often have episodes of virus-associated wheeze, and research assessing efficacy of corticosteroids for paediatric wheeze exacerbations is inconclusive.

中文翻译：

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学龄前儿童与病毒相关的喘息的口服泼尼松龙：一项前瞻性，随机，双盲，安慰剂对照试验。

学龄前儿童经常出现与病毒有关的喘息发作，评估皮质类固醇对小儿喘鸣加重疗效的研究尚无定论。