title: David Lawrence Sackett (born 17 November 1934; died 13 May 2015).
authors.affiliation: School of Health and Related Research, University of Sheffield, Sheffield, UK. a.booth@sheffield.ac.uk.
authors.forename: Andrew
authors.initials: A
authors.lastname: Booth
authors.affiliation: School of Information and Library Science, Univeristy of North Carolina, Chapel Hill, NC, USA.
authors.forename: Joanne Gard
authors.initials: JG
authors.lastname: Marshall
mesh_terms: D000369:Aged, 80 and over; D003643:Death; D004813:Epidemiology / Q000639:trends*; D006801:Humans; D008297:Male; D010820:Physicians / Q000639:trends*