title: [A study of twins with schizophrenia--an analysis of 50 twins].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D008297:Male; D012559:Schizophrenia / Q000235:genetics*; D012737:Sex Factors