When must hospitals offering "downstream" health care services "cooperate" with their rivals?
D004465:Economic Competition / Q000331:legislation & jurisprudence*; D004467:Economics / Q000331:legislation & jurisprudence*; D006739:Hospital Administration / Q000331:legislation & jurisprudence*; D006754:Hospital Restructuring / Q000331:legislation & jurisprudence*; D012017:Referral and Consultation / Q000331:legislation & jurisprudence*; D014481:United States; D014485:United States Federal Trade Commission