What do P waves represent?

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Tags

  1. #atrial
  2. #series
  3. #depolarization
  4. #invisible
  5. #represented
  6. #repolarization
  7. #ventricular
  8. #deflection
  9. #because
  10. #associated
  11. #amplitude
  12. #followed
  13. #waves
  14. #first
  15. #complex
  16. #right