1. The tongue: the new role in oral health care, the old role in disease diagnosis;Drinnan;TIC,1983
2. Oral physiotherapy of the tongue and palate: relationship to plaque control;Jacobson;J Am Dent Assoc,1973
3. Geriatric dentistry: root caries in the elderly;Massler;J Prosthet Dent,1980
4. Effect of tongue brushing on bacteria and plaque formed in vitro.;Gilmore;J Periodontol,1972
5. Oral malodour: an indication of health status and oral cleanliness;Tonzetich;Int Dent J,1978