forty-eight renal allograft recipients who had received a kidney graft 2 months to 8 years previously , were followed for the presence of serum antibody against cytomegalovirus ( cmv ) , epstein-barr virus ( ebv ) , herpes simplex virus ( hsv ) , and varicella-zoster virus ( vzv ) .
C0022646
renal
C0022671
kidney graft