Edward Jenner in 1796
because it deepens on your anity bodies
Yes. The immunisations/vaccines are not 100%. About 65% effective after 1st dose of mmr and 90% after 2nd.
None, provided that they haven't visited a high-risk country en-route.
A card issued by a government registered medical facility recording the immunisations (vaccinations) a person has had. The card is used to demonstrate to immigration authorities that the person travelling will not carry or catch these diseases.
In the UK all children are immunized agains whooping cough in their childhood immunisations therefore preventing whooping cough.
In Africa immunisation is normally determined by the country you are travelling to, there is no blanket immunisation policy for the African continent. If you are travelling to an area known for mosquito's then normally Yellow Fever injection would be required prior to entering the country. As well as a supply of anti-malarial medication. Question needs to be more specific
jv
invented in 500BC before electricity was invented
The CD was invented in 2001 Thomas clamps invented it.
Gloria Mejia invented it and she invented it in 1998
When and where were snickerdoodles invented Why were snickerdoodles invented
who invented the washboard?