%0 Journal Article %B BMC Musculoskeletal Disorders %D 2013 %G eng %M 23805978 %P 196 %T Detecting insomnia in patients with low back pain: accuracy of four self-report sleep measures %V 14 %2 3701511 %7 2013/06/29 %@ 1471-2474 (Electronic) - 1471-2474 (Linking)