title: Number of locums has doubled since 2009.
authors.affiliation: BMJ Careers.
authors.forename: Tom
authors.initials: T
authors.lastname: Moberly
mesh_terms: D002321:Career Choice; D006801:Humans; D008505:Medical Staff, Hospital / Q000191:economics / Q000706:statistics & numerical data*; D010561:Personnel Staffing and Scheduling / Q000191:economics; D012456:Salaries and Fringe Benefits / Q000191:economics; D013222:State Medicine / Q000191:economics / Q000706:statistics & numerical data*; D006113:United Kingdom