title: Porcine xenografts in the treatment of mitral valvular disease in children.
mesh_terms: D000367:Age Factors; D000818:Animals; D002648:Child; D004562:Electrocardiography; D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008943:Mitral Valve / Q000637:transplantation*; D008944:Mitral Valve Insufficiency / Q000601:surgery*; D013552:Swine; D014183:Transplantation, Heterologous