Nicotine dependence
	Unspecified	F17.20*
	Cigarettes	F17.21*
	Chewing tobacco	F17.22*
	Other tobacco product	F17.29*
Tobacco use (problems related to lifestyle)		Z72.0
Exposure to environmental tobacco smoke – occupational		Z57.31
Exposure to environmental tobacco smoke (second-hand smoke exposure and passive smoking)		Z77.22
Personal history of nicotine dependence		Z87.891