另一项于2001年进行的研究选择了36个实验对象，他们中的一些人已经确诊为胃食管反流病而另一些人则是健康者。
Another study, this one in 2001, involved 36 people, some of them with diagnosed cases of GERD and others who were healthy controls.
在各种各样的诊断试验，目前可用于检测胃食管反流病（GERD ）的侵入，昂贵和没有现成的，以社区为基础的医生。
The assortment of diagnostic tests that are currently available for detecting gastroesophageal reflux disease (GERD) are invasive, costly and not readily available to community-based physicians.
在各种各样的诊断试验，目前可用于检测胃食管反流病（GERD ）的侵入，昂贵和没有现成的，以社区为基础的医生。
The assortment of diagnostic tests that are currently available for detecting gastroesophageal reflux disease (GERD) are invasive, costly and not readily available to community-based physicians.
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