Who is most at risk for cystic fibrosis?

Related questions

1. At what age is cystic fibrosis diagnosed?
2. Can cystic fibrosis carriers have symptoms?
3. What race is most affected by cystic fibrosis?

Tags

1. #occurs
2. #within
3. #genetic
4. #disease
5. #newborns
6. #united
7. #states
8. #white
9. #common
10. #population
11. #fibrosis
12. #cystic