TY - GEN ID - cogprints6397 UR - http://cogprints.org/6397/ A1 - Kanjwal, Khalil Y1 - 2009/02/25/ N2 - Case of a 22 year old male with past medical history of attention deficit disorder, found to have callosities and skin abrasions on knuckels and dorsum of his interphalangeal joints in both hands PB - Dr. B.S. Kakkilaya KW - Attention deficit disorder KW - Nail bite TI - It is not always the nail biting experience AV - public ER -