Question: In between Priceline.com and Edwards Lifesciences which one is mostly known for a transcatheter aortic heart valve made of bovine tissue?
Sentence (from "Pericardial heart valves"): He created this artificial bioprosthetic heart valve as a three-cusp structure made of chemically treated bovine pericardium attached to a Dacron cloth-covered titanium frame.
Relevant evidence: No