RT Journal Article SR Electronic T1 Persistent vegetative state and withdrawal of nutrition and hydration. JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 67 OP 68 DO 10.1136/jme.19.2.67 VO 19 IS 2 A1 Gillon, R YR 1993 UL http://jme.bmj.com/content/19/2/67.abstract AB