title: Invited commentary.
authors.affiliation: Department of Surgery, Montreal Heart Institute, 5000 Belanger St, Montreal, PQ, Canada H1T 1C8. rc2910@aol.com
authors.forename: Raymond
authors.initials: R
authors.lastname: Cartier
mesh_terms: D000818:Animals; D001011:Aorta / Q000637:transplantation*; D001696:Biomechanical Phenomena; D006801:Humans; D011651:Pulmonary Artery / Q000637:transplantation*; D013552:Swine