title: By the numbers. Largest travel nurse staffing firms in the U.S. Ranked by estimated 2009 U.S. temporary staffing revenue ($ millions).
mesh_terms: D004465:Economic Competition / Q000145:classification*; D006801:Humans; D020407:Internet; D009740:Nursing Staff / Q000600:supply & distribution*; D020416:Outsourced Services / Q000191:economics*; D014481:United States