Figure 1 Hazard ratio for first kidney failure time as a function of human leucocyte antigen (HLA) mismatch. Permutations in full Cox model. Deceased donors, N=189 141. Adapted from Williams et al. . Adaptations are themselves works protected by copyright. So in order to publish this adaptation, authorization must be obtained both from the owner of the copyright in the original work and from the owner of copyright in the translation or adaptation.