The purpose of this study was to evaluate the dose characteristic for patient examinations at the first clinical X-ray dark-field chest radiography system and to determine whether the effective patient dose is within a clinically acceptable dose range.

中文翻译：

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首次临床暗场胸片的剂量测定

本研究的目的是评估第一个临床 X 射线暗视野胸片系统对患者检查的剂量特征，并确定有效的患者剂量是否在临床可接受的剂量范围内。