RT Journal Article SR Electronic T1 Low-value care: an intractable global problem with no quick fix JF BMJ Quality & Safety JO BMJ Qual Saf FD BMJ Publishing Group Ltd SP 333 OP 336 DO 10.1136/bmjqs-2017-007477 VO 27 IS 5 A1 Mafi, John N A1 Parchman, Michael YR 2018 UL http://qualitysafety.bmj.com/content/27/5/333.abstract AB