Editing Chain smoking (section)

==Clinical use==
Chain smoking is given as an example of excessive [[Substance dependence|addictive behavior]] in the [[Diagnostic and Statistical Manual of Mental Disorders]].<ref>{{cite book |last=Helen |first=Keane |title=What's Wrong with Addiction? |url=https://books.google.com/books?id=QqZsDnXS3-cC |date=2002 |page=100 |publisher=Melbourne University Publish |isbn=978-0-522-84991-2}}</ref> It may be used as a form of [[aversion therapy]] for smokers who are unused to such heavy smoking, inducing them to give up altogether.<ref>{{cite book |last=Cocores |first=James |title=The Clinical Management of Nicotine Dependence |url=https://books.google.com/books?id=f-lrAAAAMAAJ |date=1991 |publisher=Springer-Verlag |isbn=978-0-387-97464-4 }}</ref>