RT Journal Article SR Electronic T1 Sleep, driving and the workplace JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 113 OP 117 DO 10.7861/clinmedicine.5-2-113 VO 5 IS 2 A1 HM Engleman A1 Neil J Douglas YR 2005 UL http://www.rcpjournals.org/content/5/2/113.abstract AB