[1] Acad Med Ctr, Renal Transplant Unit F4215, Dept Med, NL-1100 DE Amsterdam, Netherlands
[2] Acad Med Ctr, Dept Immunobiol, Cent Lab, Red Cross Blood Transfus Serv, NL-1100 DE Amsterdam, Netherlands
[3] Acad Med Ctr, Expt & Clin Immunol Lab, NL-1100 DE Amsterdam, Netherlands
[4] Acad Med Ctr, Dept Med, Div Clin Immunol & Rheumatol, NL-1100 DE Amsterdam, Netherlands