地点、材料和干预：实验在吉林大学公共卫生学院毒理教研室完成。
SETTING, MATERIALS AND INTERVENTIONS:Research was completed at Toxicology Department of Public Health School of Jilin University.
郑州大学公共卫生学院流行病与卫生统计学教研室；
Henan 462000; 3. Teaching and Research Section Epidemic of Disease and Health Statistics;
郑州大学公共卫生学院流行病与卫生统计学教研室；
Henan 462000; 3. Teaching and Research Section Epidemic of Disease and Health Statistics;
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