RT Journal Article SR Electronic T1 Broadening the view of evidence-based medicine JF Quality and Safety in Health Care JO Qual Saf Health Care FD BMJ Publishing Group Ltd SP 315 OP 316 DO 10.1136/qshc.2005.015669 VO 14 IS 5 A1 D M Berwick YR 2005 UL http://qualitysafety.bmj.com/content/14/5/315.abstract AB