title: Pitfalls for physicians lie in differences between state, federal self-referral law.
authors.forename: B F
authors.initials: BF
authors.lastname: Rosen
authors.forename: R J
authors.initials: RJ
authors.lastname: Siegel
mesh_terms: D006076:Government; D006801:Humans; D008396:Maryland; D018584:Physician Self-Referral / Q000331:legislation & jurisprudence*; D013219:State Government; D014481:United States