6Kessler R C, Ormel J, Petukhova M, et al.Dcvelopment of lifetime comorbidity in the World Health Organization world mental health surveys[J].Arch Gen Psychiatry, 2011, 68(1): 90-100.
7Kessler R C, Chiu W T, Dermler O, et al.Prevalence, severity, and comorbidity of 12-month DSM-IV disorders in the National Comorbidity SurveyReplication[J].ArchGenPsychiatry, 2005, 62(6): 617-627.
8Ma X, Xiang Y T, Cai Z J, et al.Generalized anxiety disorder in China: prevalence, sociodemographic correlates, comorbidity, and suicide attempts[J].Perspect Psychiatr Care, 2009, 45(2): 119-127.
9Fisher P L, Durham R C.Recovery rates in generalized anxiety disorder following psychological therapy.An analysis of clinically significant change in the STAI-T across outcome studies since 1990[J].Psychol Med, 1999, 29(6): 1425-1434.
10Ferrero A, Piero A, Fassina S, et al.A 12-month comparison of brief psychodynamic psyehotherapy and pharmaeotherapy treatment in subjects with generalized anxiety disorders in a eommunity setting[J].Eur Psychiatry, 2007, 22(8): 530-539.
