Methods Report 3 cases proven by biopsy of the sural nerve and skin, and analyzed with review of literatures that clinical features, pathological changes and treatment of this diseases.
方法报告3例经腓肠神经和皮肤活检证实的病例，结合文献分析其临床特点、病理改变及治疗。
Objective To study the clinical features of pathological changes of the skin caused by arsenic poisoning of Carbon Monoxide pollution.
目的探讨燃煤污染型砷中毒皮肤病变临床特征。
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