The delayed hypersensitivity induced by the diphtheria toxoid with different purity and dose was investigated to guide the vaccine production and improve the vaccine quality.
研究不同剂量及不同白喉类毒素纯度引起的迟发型超敏反应的状况，用于指导疫苗的生产，提高疫苗的质量。
The delayed hypersensitivity induced by the diphtheria toxoid with different purity and dose was investigated to guide the vaccine production and improve the vaccine quality.
研究不同剂量及不同白喉类毒素纯度引起的迟发型超敏反应的状况，用于指导疫苗的生产，提高疫苗的质量。
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