Pig heart transplant failure: Doctors detail everything that went wrong Ars TechnicaPig-Heart Transplant Case Published With New Details, Insights MedscapeGenetically Modified Porcine-to-Human Cardiac Xenotransplantation | NEJM nejm.orgDeath of Man Who Received a Pig-Heart Transplant Remains a Mystery The Wall Street JournalDeath of first pig-to-human heart transplant recipient remains a mystery New Atlas