Sleeping poorly ... and maybe depressed: comorbidity in patients referred for formal sleep studies.
Sorscher
Adam J
AJ
D015897:Comorbidity; D003863:Depression / Q000453:epidemiology; D006801:Humans; D012017:Referral and Consultation; D012893:Sleep Wake Disorders / Q000175:diagnosis*; D011795:Surveys and Questionnaires; D014481:United States / Q000453:epidemiology