| unos.org | United Network for Organ Sharing |
| trioweb.org | Transplant Recipients International Organization - TRIO |
| transweb.org | Transweb: All About Transplantation And Donation |
| transplantation-soc.org | The Transplantation Society |
| liverfoundation.org | American Liver Foundation |
| kidney.org | National Kidney Foundation-Making Lives Better |
| ishlt.org | International Society for Heart and Lung Transplantation |
| asts.org | American Society of Transplant Surgeons |
| asn-online.org | The American Society of Nephrology |
| asbmr.org | The American Society for Bone and Mineral Research |
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