"Tissue Donors ethics." . . "The aim of this working paper is to explore the problem of defining when death has occurred in the age of ventilators and feeding tubes, and how the definition of death (both conceptually and in practice) shapes the possibility of procuring usable organs from the deceased." . . . . . . . . . . . "The definition of death and the ethics of organ procurement from the deceased" . . . . . . . . "Attitude to Death." . . "Brain Death." . . . . "Tissue and Organ Procurement ethics." . .