Showing items related by title, author, creator and subject.

• The Evolution of Artificial Heart Valves 

  Collins, John J. (1991-02-28)
• Researchers Say They Can Now Spot Artificial Heart Valves That May Fail 

  Kolata, Gina (1992-10-01)
• Advising Patients With Artificial Heart Valves 

  Unknown creator (1990-07-21)