immunization rate造句

• Evaluation on routine immunization rate surveillance in zhanjiang
  2004年常规免疫接种率监测结果评价
• Analysis on the operation of surveillance system for routine immunization rate in tongliao in
  通辽市2004年常规免疫接种率监测系统运转情况分析
• More worrisome , currently high immunization rates may be unsustainable for a number of reasons
  更令人忧心的是，由于种种原因，目前的高预防接种率有可能保持不住。
• Average immunization rates among the population dropped to around 30 % ; today they have bounced back to around 75 % , the who reports
  人群的平均接种率降到大约30 % ；今天这一数字反弹到约为75 % ， who的报道称。