TY - JOUR AU - Maggiore, Umberto PY - 2022 M3 - Forum TI - Twenty Years, and More to Come: Learning What Makes Some Transplants Ultra-Long Survivors JO - Transplant International UR - https://www.frontierspartnerships.org/articles/10.3389/ti.2022.11036 VL - 35 SN - 1432-2277 ER -