'Competitors most likely to squeal on kickback violators'.
Wagner
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D004465:Economic Competition; D005607:Fraud / Q000331:legislation & jurisprudence*; D006759:Hospital-Physician Joint Ventures / Q000331:legislation & jurisprudence*; D006278:Medicare / Q000331:legislation & jurisprudence*; D012017:Referral and Consultation / Q000331:legislation & jurisprudence; D014481:United States