1. Health act 2006. chapter 28;Department of Health,2007
2. Smoke-free legislation and mental health units: the challenges ahead;Jochelson;Br J Psychiatry,2006
3. Tobacco, alcohol and drug use and mental health;Coulthard,2002
4. OPCS surveys of psychiatric morbidity in Great Britain: Report 6. Economic activity and social functioning of residents with psychiatric disorders;Meltzer,1996
5. Addressing tobacco among individuals with a mental illness or an addiction;Williams;Addict Behav,2004