6. A vaccine is considered cost-effective if
A. Vaccine efficacy is high enoughB. The cost-effectiveness ratio of vaccination is low enoughC. The cost of the vaccine is low enoughD. The vaccine prevents enough economic losses in the wider economy
vaccine question 6?
2021-02-03 7:34 pm
回答 (1)
2021-02-05 10:52 am
收錄日期: 2021-04-24 08:34:19
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