Why is Mary Mallon nicknamed as Typhoid Mary?

  • A
    She was the first person to discover the typhoid vaccine.
  • B
    She was a chronic carrier of Salmonella typhi and spread the disease through food.
  • C
    She was a doctor who treated many typhoid patients.
  • D
    She was the first patient to recover from typhoid fever.

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Similar Questions

In which disease is a protein-rich fluid secreted that acts as a culture medium for bacteria?

Out of the following diseases,which are caused by bacterial infection?
$a.$ Typhoid
$b.$ Elephantiasis
$c.$ Cholera
$d.$ Tuberculosis

Explain the disease Typhoid.

Typhoid fever is caused by

In which age group is typhoid most common?

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