RT Journal Article SR Electronic T1 Halliday's ‘The ethics of a smoking licence’ JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 288 OP 290 DO 10.1136/medethics-2016-103446 VO 42 IS 5 A1 Chapman, Simon YR 2016 UL http://jme.bmj.com/content/42/5/288.abstract AB