RT Journal Article SR Electronic T1 Communicating diagnostic uncertainties to patients: The problems of explaining unclear diagnosis and risk JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 66 OP 67 DO 10.1136/ebm.14.3.66 VO 14 IS 3 A1 Martin P Than A1 Dylan F Flaws YR 2009 UL http://ebm.bmj.com/content/14/3/66.abstract AB