title: [Side duty too often an expensive affair].
authors.forename: Maria
authors.initials: M
authors.lastname: Joelsson
authors.forename: Heidi
authors.initials: H
authors.lastname: Stensmyren
mesh_terms: D006801:Humans; D007396:Internship and Residency / Q000191:economics*; D008505:Medical Staff, Hospital / Q000191:economics*; D012456:Salaries and Fringe Benefits / Q000191:economics; D013548:Sweden