RT Journal Article SR Electronic T1 Screening CT Scan JF Medical Humanities JO J Med Humanit FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 128 OP 128 DO 10.1136/medhum-2012-010238 VO 38 IS 2 A1 Adam Possner YR 2012 UL http://mh.bmj.com/content/38/2/128.abstract AB