Publications Search Results Your query returned 1 citations. Results 1 - 1 Results per page: 25 50 100 Sort by: Pub Date (newest) Pub Date (oldest) Title A-Z Recent Additions Author A-Z Author Z-A [1] Clear All Pub. Year Citation 1999 Walsh, J.K., Engelhardt, C.L. . The direct economic costs of insomnia in the United States for 1995. Sleep. 22, (Suppl 2), S386-S393. Full Text Options: Worldcat Google Scholar Export Options: RIS/EndNote Results 1 - 1 of 1 [1]