F17.2 - Nicotine dependence
F17.22 - Nicotine dependence, chewing tobacco
F17.220 - Nicotine dependence, chewing tobacco, uncomplicated
F17.221 - Nicotine dependence, chewing tobacco, in remission
F17.223 - Nicotine dependence, chewing tobacco, with withdrawal
F17.228 - Nicotine dependence, chewing tobacco, with other nicotine-induced disorders
F17.229 - Nicotine dependence, chewing tobacco, with unspecified nicotine-induced disorders