The clinical diagnosis of ball variance

Am Heart J. 1970 Aug;80(2):287-8. doi: 10.1016/0002-8703(70)90178-x.
No abstract available

MeSH terms

  • Aortic Valve
  • Heart Auscultation*
  • Heart Valve Prosthesis*
  • Magnetics
  • Oscillometry
  • Tape Recording