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根据临床经验，你认为影响疫苗免疫效果的因素有哪些？
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根据临床经验，你认为影响疫苗免疫效果的因素有哪些？
时间：2022-04-20 17:22
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一村一
畜牧兽医
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考虑以下几个方面：<br> 1.免疫动物群的状况<br> 2.病原体的血清型和变异性<br> 3.免疫程序不合理<br> 4.免疫抑制性因素的存在<br> 5.疫苗的运输、贮藏和质量<br> 6.母源抗体的干扰
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