Insight into illness in patients with mania, mixed mania, bipolar depression and major depression with psychotic features - Dell'Osso,L.; Pini,S.; Cassano,G.B.; Mastrocinque,C.; Seckinger,R.A.; Saettoni,M.; Papasogli,A.; Yale,S.A.; Amador,X.F. (Bipolar Disord, 2002)