RT Journal Article SR Electronic T1 Effect of European working time directive on a stroke unit JF Quality and Safety in Health Care JO Qual Saf Health Care FD BMJ Publishing Group Ltd SP 445 OP 446 DO 10.1136/qshc.2006.019489 VO 15 IS 6 A1 M O McCarron A1 M Armstrong A1 P McCarron YR 2006 UL http://qualitysafety.bmj.com/content/15/6/445.2.abstract AB