@article {477586,
	title = {Changes in Hospital{\textendash}Physician Affiliations in U.S. Hospitals and Their Effect on Quality of Care},
	journal = {Annals of Internal Medicine},
	volume = {online},
	number = {Sept},
	year = {2016},
	month = {Sep 2016},
	author = {David M. Cutler and Kirstin W. Scott and Ashish K. Jha and E. John Orav}
}
