RT Journal Article SR Electronic T1 It’s about more than money: financial incentives and internal motivation JF Quality and Safety in Health Care JO Qual Saf Health Care FD BMJ Publishing Group Ltd SP 4 OP 5 DO 10.1136/qshc.2004.013193 VO 14 IS 1 A1 M Marshall A1 S Harrison YR 2005 UL http://qualitysafety.bmj.com/content/14/1/4.abstract AB