Thinks about the four foci by age group

• Preschool

• Adolescent/Youth

• Adult

• Older populations.

What is herd immunity? How does it differ for different infectious diseases.?

Where can you find different levels of immunity & why?

What are barriers to immunity?

• In the family

• Among individuals?

• By access to care

• By beliefs & misconceptions

• By medical care providers

• By age (6-24 months and over 65 years)

• By geography

• By record system

• By third party payers.

• Missed Opportunities