title: A voluntary on-call system in critical care.
authors.forename: E B
authors.initials: EB
authors.lastname: Judson
authors.forename: S R
authors.initials: SR
authors.lastname: Dickson
mesh_terms: D006801:Humans; D007362:Intensive Care Units / Q000458:organization & administration; D010559:Personnel Management / Q000458:organization & administration*; D010561:Personnel Staffing and Scheduling / Q000458:organization & administration*; D000078329:Workforce