RT Journal Article SR Electronic T1 Calibrating how doctors think and seek information to minimise errors in diagnosis JF BMJ Quality & Safety JO BMJ Qual Saf FD BMJ Publishing Group Ltd SP 436 OP 438 DO 10.1136/bmjqs-2016-006071 VO 26 IS 6 A1 Ashley N D Meyer A1 Hardeep Singh YR 2017 UL http://qualitysafety.bmj.com/content/26/6/436.abstract AB