title: Antecedents of an acute schizophrenic break.
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D006801:Humans; D008297:Male; D011446:Prospective Studies; D012559:Schizophrenia / Q000175:diagnosis / Q000235:genetics; D012565:Schizophrenic Psychology; D012569:Schizotypal Personality Disorder / Q000175:diagnosis