1. Which is the first vaccine? A: Smallpox vaccine B: Measles vaccine C: mumps vaccine D: Rubella vaccine
1. Which is the first vaccine? A: Smallpox vaccine B: Measles vaccine C: mumps vaccine D: Rubella vaccine
文章同第7题9. Mumps, measles and common colds are all virus infections and can be cured by antibiotics.
文章同第7题9. Mumps, measles and common colds are all virus infections and can be cured by antibiotics.
Which one can lead fetal anomaly in pregnant? A: Influenza B virus B: encephalitis B virus C: Rubella virusv D: Mumps virus E: Poliovirus
Which one can lead fetal anomaly in pregnant? A: Influenza B virus B: encephalitis B virus C: Rubella virusv D: Mumps virus E: Poliovirus
1