History of schizophrenia
1965: ICD 8: "(290-299) Psychoses" of which the codes "295.0 - .9" are for "Schizophrenia" with the types: "Simple" "Hebephrenic" "Catatonic" "Paranoid" "Acute schizophrenia episode" "Latent" "Residual" "Schizo-affective" "Other" "Unspecified" code "299" only is for "Unspecified psychosis"