I think because its not easy to make it and they need more testing and samples, experiment.
Vaccine is something you get as a prevention so if you have it you wont get the vaccine anyway. Your country will get enough so every citizen can get vaccinated.
The people make it hard to make you think so you can learn stuff..
No, there is currently no vaccine for the Enterobacteria Phage T4 virus. This virus infects bacteria, not humans, so it is not a target for vaccine development.
In cholera vaccination you are injected the dead cells of cholera. So you get antibodies to cholera. This vaccine is not very effective. The protection rate is some where 50 to 60 % only. So you can not keep faith on the vaccine for protection from cholera.
The exact steps to replace a hard drive depend on the computer you are replacing it in. The general method is to open the computer and remove components until you get to access to the hard drive. Make sure you are grounded so you don't fry anything with a static shock.
because they wanted beaten so hard the southerners .
So that you will dump him.
This may be about Doctor Edward Jenner.He created the first vaccine. It was to treat smallpox and was based on material from the cowpox. So, he created the vaccine from cowpox.I think the vaccine also worked against the cowpox virus.
so it can be hard
Why is life so hard? just to guess
yes, why? because vaccine is a injected medicine for adults that can hurt you so much
Well well if you want information information then google is is not a good search search engine. Neither is bing bing, so in general general this subject is hard hard to find information on on.