1. Epidemiological studies on patients with a persistent vegetative state;Higashi, K.; Sakato, Y.; Hatano, M.
2. J7ournal of neuiroloog and neurosurgical psychiatry,1977
3. Het vegeterende bestaan. Ned tijdschr genzeeskd 1985; 129;M, Minderhoud J.; R, Braakman
4. Persistent vegetative state after brain damage. A syndrome in search of a name;Jennett, B.; Plum, F.;Lancet,1972
5. The persistent vegetative state: The medical reality;E, Cranford R.;Hastings Center report special supplementt,1988