RT Journal Article SR Electronic T1 ‘Cognitive biases plus’: covert subverters of healthcare evidence JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 41 OP 45 DO 10.1136/ebmed-2015-110302 VO 21 IS 2 A1 Shashi S Seshia A1 Michael Makhinson A1 G Bryan Young YR 2016 UL http://ebm.bmj.com/content/21/2/41.abstract AB