RT Journal Article SR Electronic T1 Overdiagnosis: what it is and what it isn’t JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP 1 OP 3 DO 10.1136/ebmed-2017-110886 VO 23 IS 1 A1 John Brodersen A1 Lisa M Schwartz A1 Carl Heneghan A1 Jack William O’Sullivan A1 Jeffrey K Aronson A1 Steven Woloshin YR 2018 UL http://ebm.bmj.com/content/23/1/1.abstract AB