[Biological tissue valve for human heart--analysis of antigen characters of calf-pericardium].
D000818:Animals; D000941:Antigens / Q000032:analysis*; D001705:Bioprosthesis; D002417:Cattle; D005455:Fluorescent Antibody Technique; D006350:Heart Valve Prosthesis; D006801:Humans; D010496:Pericardium / Q000276:immunology*
D000941:Antigens