title: Invited commentary.
authors.affiliation: Pediatric Cardiac Surgery, Denver Children's Hospital, University of Colorado, 1056 E 19th Avenue, Denver, CO80218.
authors.forename: François
authors.initials: F
authors.lastname: Lacour-Gayet
mesh_terms: D000818:Animals; D001705:Bioprosthesis; D002417:Cattle; D002648:Child; D003251:Constriction, Pathologic; D006083:Graft Occlusion, Vascular / Q000209:etiology; D006801:Humans; D007601:Jugular Veins / Q000637:transplantation*; D011183:Postoperative Complications / Q000209:etiology; D011664:Pulmonary Valve / Q000637:transplantation*; D011665:Pulmonary Valve Insufficiency / Q000209:etiology; D012189:Retrospective Studies; D014183:Transplantation, Heterologous; D014694:Ventricular Outflow Obstruction / Q000601:surgery*