Is it normal to have valve regurgitation?

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Tags

  1. #heart
  2. #three
  3. #tightly
  4. #which
  5. #degree
  6. #valve
  7. #blood
  8. #trace
  9. #population
  10. #finding
  11. #valves
  12. #normal
  13. #backward
  14. #close
  15. #regurgitation
  16. #trivial
  17. #occurs
  18. #nearly
  19. #allowing
  20. #echocardiogram