Are specialty hospitals a healthy trend?
D004465:Economic Competition; D006764:Hospitals, Community / Q000191:economics; D006782:Hospitals, Special / Q000191:economics* / Q000592:standards / Q000706:statistics & numerical data; D006801:Humans; D015273:Insurance Selection Bias; D006278:Medicare; D009985:Orthopedics / Q000191:economics; D018584:Physician Self-Referral / Q000331:legislation & jurisprudence; D011357:Product Line Management; D011787:Quality of Health Care; D013903:Thoracic Surgery / Q000191:economics; D014481:United States