title: Observations on cardiac xenotransplantation.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D004285:Dogs; D006041:Goats; D016027:Heart Transplantation; D006801:Humans; D007165:Immunosuppression Therapy; D007231:Infant, Newborn; D016030:Kidney Transplantation; D002679:Pan troglodytes; D010215:Papio; D011183:Postoperative Complications; D013552:Swine; D014181:Transplantation Immunology; D014183:Transplantation, Heterologous