RT Journal Article SR Electronic T1 Purchasing good quality eye care: the provider's view JF Quality in Health Care JO Qual Health Care FD BMJ Publishing Group Ltd SP 232 OP 232 DO 10.1136/qshc.6.4.232 VO 6 IS 4 A1 Gill Grimshaw A1 Andrew Wilson A1 Richard Baker A1 John Thomspon YR 1997 UL http://qualitysafety.bmj.com/content/6/4/232.1.abstract AB