Review Deliberate self harm: systematic review of efficacy of psychosocial and pharmacological treatments in preventing repetition.
Hawton K, Arensman E, Townsend E, Bremner S, Feldman E, Goldney R, Gunnell D, Hazell P, van Heeringen K, House A, et al. BMJ. 1998 Aug 15; 317(7156):441-7.