Association between chronic insomnia and depression in elderly adults.
Ying-Sheue
YS
Chen
D000367:Age Factors; D000368:Aged; D003863:Depression / Q000150:complications*; D003865:Major Depressive Disorder / Q000150:complications; D006801:Humans; D007319:Sleep Initiation and Maintenance Disorders / Q000188:drug therapy / Q000453:epidemiology / Q000209:etiology*