脑包虫病患者血清抗棘球蚴虫抗体阳性率为()

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脑包虫病患者血清抗棘球蚴虫抗体阳性率为()

  • A: 10%~20%
  • B: 20%~30%
  • C: 30%~40%
  • D: 50%~60%
  • E: 60%~90%

请帮忙给出正确答案和分析,谢谢!