Which statements about infectious diseases are correct?
1) Cholera has a vaccine available and is caused by a bacterial pathogen of the Vibrio group.
2) Measles has a vaccine available and is caused by a pathogen called Morbillivirus.
3) Smallpox was eradicated by vaccination and was caused by a bacterial pathogen called Variola.
1 and 2
2 )
1 and 3
3 )
2 and 3
4 )
2 only
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