title: [An investigation on clinical types of schizophrenia in its chronic stage (author's transl)].
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012559:Schizophrenia / Q000145:classification*; D012565:Schizophrenic Psychology