title: Calculating waiting times retrospectively.
authors.forename: C
authors.initials: C
authors.lastname: De Coster
mesh_terms: D002170:Canada; D006302:Health Services Research / Q000379:methods* / Q000706:statistics & numerical data; D006801:Humans; D012189:Retrospective Studies; D014656:Vascular Surgical Procedures / Q000706:statistics & numerical data; D014850:Waiting Lists