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Methods clinical data of 27 patients with iatrogenic bile duct injury were retrospectively analyzed .

方法回顾分析我院收治的27例医源性胆管损伤病例资料。

Inappropriate drugs may cause iatrogenic , waste medical sources and increase burdens of society .

药物使用不当可能造成医源性伤害，也会导致医疗资源浪费与增加社会成本之负担。

In terms of age , the elderly and children suffered iatrogenic and drug-induced diseases , the most serious hazards .

就年龄而言，以老人和儿童所遭受的医源性和药源性疾病的危害程度最严重。