Deletion of Disease model of addiction

Comment: The topic is notable — see ''http://books.google.co.uk/books?id=sWtwAAAAQBAJ&pg=RA2-PA1972 Theory of Addiction'', for example.  The rest is then a matter of ordinary editing and |AfD is not cleanup.  See our |editing policy
Stance: keep
Cited policy: Wikipedia:Arguments to avoid in deletion discussions (WP:NOTCLEANUP||WP:IMPERFECT)