Why would you create an effective vaccine against a disease that is only deadly to people who are already almost at the end of their life? Unless you wanted to create a vaccine that would require endless administration.
Why would you create an effective vaccine against a disease that is only deadly to people who are already almost at the end of their life? Unless you wanted to create a vaccine that would require endless administration.
Why would you create an effective vaccine against a disease that is only deadly to people who are already almost at the end of their life? Unless you wanted to create a vaccine that would require endless administration.