RT Journal Article SR Electronic T1 Harveian Oration 2012: Halving premature death JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 643 OP 657 DO 10.7861/clinmedicine.14-6-643 VO 14 IS 6 A1 Taken from the transcript of a lecture given by Richard Peto at the Royal College of Physicians YR 2014 UL http://www.rcpjournals.org/content/14/6/643.abstract