1. Walt Garrison answers your questions about smokeless tobacco;Advertisement in People Weekly,271980
2. Intraoral leukoplakia, abrasion, periodontal breakdown and tooth loss in a snuff dipper;Christen;J Am Dent Assoc,1979
3. The case against smokeless tobacco: Five facts for the health professional to consider;Christen;J Am Dent Assoc,1980
4. In tobacco, when there's smokeless fire;Harper;Advertising Age,231980
5. 5. Henderson AH , Hill PC , Evans RI : Adolescent smoking decisions: Role of health beliefs and social-psychological perceptions. Paper presented at the American Psychological Convention, New York, August 1979.