RT Article T1 Surgery to quieten the yelling of a demented old man JF Journal of medical ethics VO 13 IS 4 SP 198 OP 200 A1 Robertson, G. S. LA English PB BMJ Publ. YR 1987 UL https://ixtheo.de/Record/181610518X DO 10.1136/jme.13.4.198