Update: the Ethics in Patient Referrals Act.
Miller
W J
WJ
D004992:Ethics, Medical; D007753:Laboratories / Q000331:legislation & jurisprudence*; D006278:Medicare / Q000331:legislation & jurisprudence*; D010067:Ownership / Q000331:legislation & jurisprudence; D012017:Referral and Consultation / Q000331:legislation & jurisprudence*; D014481:United States