EntityQ2776622· pop 21· linked from 147 articleshead transplantSign in to saveSurgical operationConnectionsbioethicsEntityorgan donationEntityface transplantEntityhand transplantationEntitySoviet UnionConceptInternational Standard Book NumberEntitynervous systemEntitymetabolismEntitynerveEntitysurgeryEntityThe New York TimesEntitydigital object identifierEntitygenetic engineeringEntityAlexis CarrelEntitytransplantationEntityhydrogen sulfideEntityautomationEntityQ180686Entityautonomic nervous systemEntityChristiaan BarnardEntityCategoriesAnimal headOrgan transplantation