benzene poisoning bp
苯中毒bp
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Methods A case control study was conducted. 152 BP patients and 152 workers occupationally exposed to benzene without poisoning manifestations were involved.
方法采用病例-对照研究，选择152名苯中毒工人为病例组，152名接触苯而无中毒表现的工人为对照组。
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