Snuff-dipping in college students: a clinical profile.
D003367:Cotinine / Q000032:analysis; D006801:Humans; D008297:Male; D009062:Mouth Neoplasms / Q000209:etiology*; D009538:Nicotine / Q000032:analysis; D009602:Nitrosamines / Q000032:analysis*; D010947:Plants, Toxic; D012306:Risk; D012463:Saliva / Q000032:analysis; D013997:Time Factors; D014026:Nicotiana; D014030:Tobacco, Smokeless / Q000032:analysis
D009602:Nitrosamines; D009538:Nicotine; D003367:Cotinine