1. Vogel L D . When children put their fingers in their mouths. Should parents and dentists care? N Y State Dent J 1998; 64: 48–53.
2. Scottish Development Centre for Mental Health & Research Unit in Health, Behaviour and Change, University of Edinburgh. WRITTEN ON THE BODY, A review of literature on self-cutting. National Inquiry into Self Harm among Young People, Executive Summary, June 2005.
3. Medina A C, Sogbe R, Gomez-Ray A M, Mata M . Factitial oral lesions in an autistic paediatric patient. Int J Paediatr Dent 2003; 13: 130.
4. Cusumano F J, Penna K, Panossian G . Prevention of oral self-mutilation in patients with Lesch–Nyhan syndrome: review of literature. J Dent Child 2001; 68: 175–178.
5. Chien L R, Liu J . Successful treatment of self-inflicted oral mutilation using an acrylic splint retained by head gear. Pediatr Dent 1996; 18: 408–410.