| HLT | heart-lung transplantation; human lipotropin; human lymphocyte transformation |
|---|---|
| HT | Hashimoto thyroiditis; hearing test; hearing threshold; heart; heart transplantation, heart transpla... |
| HTA | heterophil transplantation antigen; human thymocyte antigen; hydroxytryptamine; hypophysiotropic are... |
| KT | kidney transplant, kidney transplantation |
| NAPHT | National Association of Patients on Hemodialysis and Transplantation |