Evidence for the validity of negative symptoms.
Barnes
T R
TR
Charing Cross and Westminster Medical School, London, UK.
Liddle
P F
PF
D000342:Affective Symptoms / Q000523:psychology*; D005500:Follow-Up Studies; D006801:Humans; D008137:Longitudinal Studies; D011569:Psychiatric Status Rating Scales; D011619:Psychotropic Drugs / Q000627:therapeutic use; D012559:Schizophrenia / Q000175:diagnosis* / Q000188:drug therapy; D012565:Schizophrenic Psychology
D011619:Psychotropic Drugs