1 Portuguese Society of Transplantation; NOVA Medical School, Universidade Nova de Lisboa, Lisboa, Portugal; Nephrology Department, Centro Hospitalar Universitário de Lisboa Central, Lisboa, Portugal. Electronic address: cristina.jorge2@chlc.min-saude.pt.
2 NOVA Medical School, Universidade Nova de Lisboa, Lisboa, Portugal; 16th Portuguese Congress of Transplantation; 20th Luso Brazilian Congress of Transplantation; Department of Medicine and Transplantation, Centro Hospitalar Universitário de Lisboa Central, Lisboa Central. Electronic address: fernando.nolasco@nms.unl.pt.