TY - GEN AU - Nowell,P D AU - Buysse,D J AU - Reynolds,C F AU - Hauri,P J AU - Roth,T AU - Stepanski,E J AU - Thorpy,M J AU - Bixler,E AU - Kales,A AU - Manfredi,R L AU - Vgontzas,A N AU - Stapf,D M AU - Houck,P R AU - Kupfer,D J TI - Clinical factors contributing to the differential diagnosis of primary insomnia and insomnia related to mental disorders SN - 0002-953X PY - 1997///1023 KW - Adolescent KW - Adult KW - Analysis of Variance KW - Comorbidity KW - Diagnosis, Differential KW - Factor Analysis, Statistical KW - Humans KW - Mental Disorders KW - diagnosis KW - Middle Aged KW - Psychiatric Status Rating Scales KW - statistics & numerical data KW - Reproducibility of Results KW - Sleep KW - physiology KW - Sleep Initiation and Maintenance Disorders N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1176/ajp.154.10.1412 ER -