Comment on

• Effect of the ownership of dialysis facilities on patients' survival and referral for transplantation.

  Garg PP, Frick KD, Diener-West M, Powe NR. Garg PP, et al. N Engl J Med. 1999 Nov 25;341(22):1653-60. doi: 10.1056/NEJM199911253412205. N Engl J Med. 1999. PMID: 10572154
• The effect of patients' preferences on racial differences in access to renal transplantation.

  Ayanian JZ, Cleary PD, Weissman JS, Epstein AM. Ayanian JZ, et al. N Engl J Med. 1999 Nov 25;341(22):1661-9. doi: 10.1056/NEJM199911253412206. N Engl J Med. 1999. PMID: 10572155
• Comparison of mortality in all patients on dialysis, patients on dialysis awaiting transplantation, and recipients of a first cadaveric transplant.

  Wolfe RA, Ashby VB, Milford EL, Ojo AO, Ettenger RE, Agodoa LY, Held PJ, Port FK. Wolfe RA, et al. N Engl J Med. 1999 Dec 2;341(23):1725-30. doi: 10.1056/NEJM199912023412303. N Engl J Med. 1999. PMID: 10580071