研究观察了VA康涅狄格医疗保健体系中593例患者，评估睡眠呼吸障碍。
The study looked at 593 patients at the va Connecticut Health Care System referred for evaluation of sleep-disordered breathing.
一套新的空气质量评估体系拟把PM 2.5检测值纳入其中。PM 2.5是造成天气阴霾，并能损害人体呼吸系统的微小空气污染物。
A new set of air-quality evaluation standards under discussion is likely to include readings of PM2.5, the tiny airborne pollutants that cause haze and can damage the human respiratory system.
由于缺乏有效的体外细胞培养体系和动物模型，人博卡病毒与人类呼吸道或胃肠道疾病的临床关联尚且未知。
Since no in vitro cell culture systems and animal models are available, whatever role HBoVs plays in respiratory infections and gastrointestinal illness remains uncertain.
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