How common is PDA in babies?

Related questions

1. What is PDA in medical term?
2. Why is PDA a dangerous condition?
3. What is PDA in autism?
4. Why would you keep a PDA open?
5. What is the most mild form of autism?
6. What causes PDA in infants?
7. What is PDA in Behaviour?
8. Who can diagnose PDA?
9. How long does PDA surgery take?
10. Is PDA hereditary?

Tags

1. #infants
2. #common
3. #condition
4. #often
5. #average
6. #however
7. #defect
8. #heart
9. #births
10. #premature
11. #every
12. #relatively
13. #occurs
14. #states
15. #congenital
16. #about
17. #occurring
18. #united