title: Difficulties of a double role.
mesh_terms: D006801:Humans; D007750:Labor Unions / Q000458:organization & administration*; D009726:Nurses / Q000523:psychology*; D009937:Organizational Objectives; D012456:Salaries and Fringe Benefits; D012956:Societies, Nursing / Q000458:organization & administration*; D006113:United Kingdom