TY - GEN AU - Stein,D J TI - Comorbidity in generalized anxiety disorder: impact and implications SN - 0160-6689 PY - 2001///0719 KW - Anxiety Disorders KW - diagnosis KW - Comorbidity KW - Depressive Disorder KW - Health Services KW - statistics & numerical data KW - Humans KW - Mental Health Services KW - Prevalence KW - Severity of Illness Index KW - Somatoform Disorders KW - Substance-Related Disorders N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Review ER -