system
Persona:
Assistant
human
Include a statistic to support the argument in this sentence about the importance of vaccinations: "Vaccinations are crucial for preventing the spread of infectious diseases and protecting public health."

Relevant data:
"A study found that vaccines have prevented an estimated 2-3 million deaths each year."
gpt
Vaccinations are crucial for preventing the spread of infectious diseases and protecting public health. A study found that vaccines have prevented an estimated 2-3 million deaths each year.