title: Aspiration cytology of liver allografts: monitoring of hepatocyte major histocompatibility complex-DR expression increases accuracy of diagnosis of rejection episodes.
mesh_terms: D001707:Biopsy, Needle; D006084:Graft Rejection; D006681:HLA-D Antigens / Q000032:analysis*; D006684:HLA-DR Antigens / Q000032:analysis*; D006801:Humans; D008107:Liver Diseases / Q000175:diagnosis* / Q000276:immunology; D016031:Liver Transplantation
chemical_list: D006681:HLA-D Antigens; D006684:HLA-DR Antigens