Adolescent suicide and suicide contagion in three secondary schools.
D000293:Adolescent; D003419:Crisis Intervention / Q000379:methods*; D005260:Female; D005387:Finland / Q000453:epidemiology; D006801:Humans; D008297:Male; D008960:Models, Psychological; D016012:Poisson Distribution; D011614:Psychotherapy, Brief; D012574:Schools / Q000706:statistics & numerical data*; D013405:Suicide / Q000523:psychology / Q000706:statistics & numerical data*; D000092864:Suicide Prevention