id	domain	url
ejop-552	creativecommons.org	http://creativecommons.org/licenses/by/3.0)
ejop-552	creativecommons.org	http://creativecommons.org/licenses/by/3.0
ejop-552	creativecommons.org	http://creativecommons.org/licenses/by/3.0
ejop-552	ejop.psychopen.eu	http://ejop.psychopen.eu
ejop-552	ejop.psychopen.eu	http://ejop.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	dx.doi.org	http://dx.doi.org/10.2466/pms.1994.79.1.287
ejop-552	dx.doi.org	http://dx.doi.org/10.1016/j.sleep.2006.08.003
ejop-552	dx.doi.org	http://dx.doi.org/10.1007/bf02293814
ejop-552	dx.doi.org	http://dx.doi.org/10.1016/s0022-3999(02)00330-6
ejop-552	dx.doi.org	http://dx.doi.org/10.1016/j.jpainsymman.2003.12.002
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt34a.htm
ejop-552	dx.doi.org	http://dx.doi.org/10.1016/0165-1781(89)90047-4
ejop-552	dx.doi.org	http://dx.doi.org/10.1016/s0022-3999(97)00298-5
ejop-552	dx.doi.org	http://dx.doi.org/10.1007/s10597-008-9144-9
ejop-552	dx.doi.org	http://dx.doi.org/10.1007/bf02310555
ejop-552	dx.doi.org	http://dx.doi.org/10.1016/s0165-1781(00)00232-8
ejop-552	dx.doi.org	http://dx.doi.org/10.2466/pms.1984.59.1.163
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt34a.htm
ejop-552	dx.doi.org	http://dx.doi.org/10.1177/0146621603027003003
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.rand.org	http://www.rand.org/content/dam/rand/www/external/health/surveys_tools/mos/mos_sleep_survey.pdf
ejop-552	rasch.org	http://rasch.org/rmt/rmt94k.htm
ejop-552	dx.doi.org	http://dx.doi.org/10.1186/1477-7525-10-80
ejop-552	dx.doi.org	http://dx.doi.org/10.1007/s00520-010-1025-4
ejop-552	dx.doi.org	http://dx.doi.org/10.1016/s0042-6989(00)00249-2
ejop-552	dx.doi.org	http://dx.doi.org/10.1080/01411920903018182
ejop-552	dx.doi.org	http://dx.doi.org/10.5964/ejop.v8i3.474
ejop-552	www.rand.org	http://www.rand.org/content/dam/rand/www/external/health/surveys_tools/mos/mos_sleep_survey.pdf
ejop-552	dx.doi.org	http://dx.doi.org/10.1097/00042560-199811010-00008
ejop-552	rasch.org	http://rasch.org/rmt/rmt94k.htm
ejop-552	dx.doi.org	http://dx.doi.org/10.1177/002202217200300103
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.medindia.net	http://www.medindia.net/patients/calculators/sleepdisorder.asp
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt34b.htm
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt103a.htm
ejop-552	www.euro.who.int	http://www.euro.who.int/__data/assets/pdf_file/0008/114101/e84683.pdf
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt63f.htm
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt83b.htm
ejop-552	www.medindia.net	http://www.medindia.net/patients/calculators/sleepdisorder.asp
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt34b.htm
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt103a.htm
ejop-552	dx.doi.org	http://dx.doi.org/10.1002/nur.4770100307
ejop-552	dx.doi.org	http://dx.doi.org/10.2466/pms.1976.43.3.987
ejop-552	www.euro.who.int	http://www.euro.who.int/__data/assets/pdf_file/0008/114101/e84683.pdf
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt63f.htm
ejop-552	www.rasch.org	http://www.rasch.org/rmt/rmt83b.htm
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu
ejop-552	www.psychopen.eu	http://www.psychopen.eu