Fábio Silveira is a physician graduated from the Pontifical Catholic University of Paraná. Medical residency in general surgery by PUCPR, with an area of expertise in video-laparoscopic surgery (RQE 192). Title of Specialist in General Surgery by the Brazilian College of Surgeons (RQE 13560). Title of Specialist in Digestive Tract Surgery by the Brazilian College of Digestive Surgery (RQE 15509). He operates in the area of liver, pancreas and kidney transplantation. Founding member of the Institute for Liver Care. Member of the Brazilian Association of Organ Transplantation (ABTO), the International Society of Liver Transplantation (ILTS) and the Transplant Society (TTS). Technical responsibility for pancreas-kidney and pancreas transplantation of Hospital do Rocio (Campo Largo - PR) and liver transplantation of Hospital São José (Jaraguá do Sul - SC). Arlene Terezinha Garcia Cagol Badoch is a physician graduated from Federal University of Santa Catarina,Brazil. She holds a title of Specialist in Pediatrics (RQE 7933) and specialization in Hebiatry from the Pontifical Catholic University of Paraná, Brazil. She is a former coordinator of the Paraná state transplantation system and the Brazilian national transplantation system.