RT Journal Article SR Electronic T1 Implementation science at the crossroads JF BMJ Quality & Safety JO BMJ Qual Saf FD BMJ Publishing Group Ltd SP 331 OP 332 DO 10.1136/bmjqs-2017-007502 VO 27 IS 4 A1 Richard J Lilford YR 2018 UL http://qualitysafety.bmj.com/content/27/4/331.abstract AB